Related Romance
Romances between step family, in-laws or adopted (not blood related) siblings, and the occasional related one.
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1. "Hello, Stepmother"
Chinese Movie - 2020
stepmother and adult stepdaughter
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2. Agarwood Like a Dream
Chinese Drama - 2024, 20 episodes
the leads mistakenly believe they're half siblings
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3. Ani ni Aisaresugite Komattemasu
Japanese Drama - 2017, 5 episodes
(unknowingly) adopted brother and sister
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4. As Long as You Love Me
Chinese Drama - 2020, 46 episodes
semi-adopted siblings (FL's biological father is ML's adoptive father)
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5. Autumn Fairy Tale
Chinese Movie - 2019
adopted (initially believed to be biological) brother and sister
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6. Be Your Knight
Chinese Drama - 2024, 29 episodes
adopted siblings
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7. Cha Cuo
Chinese Drama - 2024, 40 episodes
adopted brother and sister
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8. Cherry Blossoms after Winter
Korean Drama - 2022, 8 episodes
adopted brothers
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9. Contractual Love
Chinese Drama - 2021, 18 episodes
(fake/contract) brother and sister
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10. Crush
Chinese Drama - 2024, 24 episodes
adopted brother and sister
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11. Destined to Meet You
Chinese Drama - 2022, 20 episodes
one sided, FL's step brother
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12. Don't Spoil Me, Mr. CEO
Chinese Drama - 2021, 16 episodes
non-blood related uncle and niece
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13. Family by Choice
Korean Drama - 2024, 16 episodes
raised as brother and sister
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14. Fireworks of My Heart
Chinese Drama - 2023, 40 episodes
one sided (FL's brother) adopted siblings
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15. Flourish in Time
Chinese Drama - 2021, 24 episodes
adopted brother and sister
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16. Fu Xian Sheng Bie Zhui Le, Da Xiao Jie Shi Jia De
Chinese Drama - 2024, 85 episodes
fake siblings
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17. Go Ahead
Chinese Drama - 2020, 46 episodes
adopted brother and sister
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18. Gray Shelter
Korean Drama - 2024, 5 episodes
step-brothers
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19. Gu Men Shen Shen Pan Shen Gui
Chinese Drama - 2024, 81 episodes
adopted brothers
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20. Hotel King
Korean Drama - 2014, 32 episodes
ML mistakenly believes FL is his half sister
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21. Hwarang
Korean Drama - 2016, 20 episodes
fake (posing as) brother and sister
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22. Indulgence
Chinese Drama - 2024, 27 episodes
adopted brother and sister (mistakenly believe they're half siblings)
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23. Lady Revenger Returns from the Fire
Chinese Drama - 2024, 24 episodes
one sided, SML toward the FL who is his (fake) adopted sister
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24. Land of Dreams
Chinese Drama - 2024, 24 episodes
not blood related (sort of adopted) siblings/guardian
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25. Legally, Dad
Korean Drama - 2020, 6 episodes
(fake) stepfather and step daughter
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26. Lesson in Love
Taiwanese Drama - 2022, 12 episodes
the leads mistakenly believe they're half siblings
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27. Liar x Liar
Japanese Movie - 2021
step brother and sister
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28. Lost Track of Time
Chinese Drama - 2022, 30 episodes
sister and brother in law
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29. Love Endures Eternally
Chinese Drama - 2024, 24 episodes
adopted siblings
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30. Luo Hua Shi Jie You Feng Jun Zhi
Chinese Drama - 2024, 85 episodes
(one sided) SML to the FL, his biological sister
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31. Marmalade Boy
Japanese Movie - 2018
step brother and sister (wrongly suspect they're half siblings)
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32. Marry a General
Chinese Drama - 2023, 100 episodes
non-related uncle and niece
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33. Mirror of the Witch
Korean Drama - 2016, 20 episodes
(one sided) SML for the FL (his adopted, initially believed to be biological sister)
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34. Misfeeling
Chinese Drama - 2024, 20 episodes
adopted brother and sister
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35. Misplaced Love
Chinese Drama - 2024, 100 episodes
brother in law and sister in law
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36. Mrs. Zhou
Chinese Drama - 2024, 100 episodes
adopted/foster siblings
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37. Mutual Redemption Love
Chinese Drama - 2023, 30 episodes
stepmother and adult adopted son (had prior relationship)
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38. My Brother Loves Me Too Much
Japanese Movie - 2017
(unknowingly) adopted brother and sister
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39. My Dear Brothers
Chinese Drama - 2021, 35 episodes
(contract) brother and sister
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40. My Dear General
Chinese Drama - 2023, 100 episodes
not blood related uncle/legal guardian and adopted daughter (wrongfully believed to be biological siblings at one point)
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41. My Lethal Man
Chinese Drama - 2023, 24 episodes
(fake) sister and brother
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42. My Lovely Wife
Chinese Drama - 2023, 22 episodes
the leads mistakenly believe they're half siblings
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43. My Lover
Chinese Drama - 2024, 79 episodes
fake uncle and niece
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44. My Wife's Double Life
Chinese Drama - 2024, 24 episodes
(one sided) SML toward the FL, his adopted sister
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45. Never Too Late
Chinese Drama - 2022, 22 episodes
step brother and sister (as adults)
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46. No One but You
Chinese Drama - 2024, 30 episodes
brother in law and sister in law/adoptive non-blood related father and adopted daughter
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47. Palms on Love
Chinese Drama - 2024, 24 episodes
stepmother and adult stepson (knew each other before)
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48. Passionate Love
Chinese Drama - 2023, 24 episodes
brother and sister in law
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49. Passionate Love
Chinese Drama - 2024, 80 episodes
uncle in law and niece in law to be
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50. Pinocchio
Korean Drama - 2014, 20 episodes
adopted uncle and niece
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51. Please Be My Family
Chinese Drama - 2023, 30 episodes
brother and sister in law
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52. Plot Love Season 2
Chinese Drama - 2022, 30 episodes
one sided (ML's sister) adopted siblings
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53. Proud and Partial
Chinese Drama - 2024, 99 episodes
step-siblings
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54. Provoke
Chinese Drama - 2023, 25 episodes
stepmother and adult step son
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55. Qiu Ai Wei Nu
Chinese Drama - 2023, 101 episodes
fake (initially believed to be real) siblings
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56. Raise Hell
Chinese Drama - 2024, 82 episodes
non related siblings
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57. Renascence
Chinese Drama - 2020, 36 episodes
sister and brother in law
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58. Rise from the Ashes
Chinese Drama - 2024, 24 episodes
fake (posing as) uncle and niece
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59. Rising Feather
Chinese Drama - 2023, 30 episodes
stepmother and adult son in law (had prior relationship)
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60. Roses & Guns
Chinese Drama - 2024, 18 episodes
(fake) uncle and neice
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61. Sacrifice for Love
Chinese Drama - 2024, 24 episodes
stepmother and adult stepson (who were in a relationship before)
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62. Sahara Sensei to Toki-kun
Japanese Drama - 2023, 8 episodes
secondary couple, adopted brothers
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63. Song of the Dynasty
Chinese Drama - 2023, 29 episodes
stepmother and adult step son
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64. Starting From Confession
Chinese Drama - 2023, 25 episodes
step brother and sister
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65. Stay with Me
Chinese Drama - 2023, 24 episodes
stepbrothers
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66. Stepmother
Chinese Drama - 2023, 29 episodes
step mother and adult step son
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67. Story of Kunning Palace
Chinese Drama - 2023, 38 episodes
(supporting characters) cousins
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68. Sweet First Love
Chinese Drama - 2020, 24 episodes
adopted siblings
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69. Sweet Sixteen
Chinese Drama - 2024, 20 episodes
non biological siblings
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70. Sword and Fairy
Chinese Drama - 2024, 36 episodes
unrelated/found family brother and sister
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71. The Emperor's Uncle Is Enough
Chinese Drama - 2021, 30 episodes
(half?) uncle and niece
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72. The Emperor's Uncle Is Enough Season 2
Chinese Drama - 2021, 30 episodes
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73. The Imposter
Chinese Drama - 2024, 24 episodes
the leads briefly mistakenly believe they're half siblings
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74. The Miraculous Girl
Chinese Drama - 2022, 14 episodes
(unconfirmed, suspected to be) half brother and sister
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75. The Nineteenth Year
Chinese Drama - 2024, 99 episodes
adopted brother and sister
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76. The Rise of Ning
Chinese Drama - 2024, 40 episodes
non biological siblings
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77. Uncle and Sister-in-Law
Chinese Drama - 2024, 52 episodes
uncle in law and sister in law
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78. Uncle Unknown
Taiwanese Drama - 2024, 12 episodes
by marriage (not blood related) uncle/nephew
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79. Unknown
Taiwanese Drama - 2024, 12 episodes
adopted brothers
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80. Wanru's Journey
Chinese Drama - 2023, 24 episodes
(fake) sister and brother
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81. Warm Time With You
Chinese Drama - 2022, 31 episodes
brother and sister in law
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82. Watashi no Tadashi Oniichan
Japanese Drama - 2021, 8 episodes
(fake/adopted) brother and sister
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83. What's Wrong with My Princess
Chinese Drama - 2023, 32 episodes
brother and sister in law (in the original timeline)
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84. Xia Zhi Wei Zhi
Chinese Drama - 2024, 91 episodes
FL believes she and the ML are biological siblings
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85. Your Sweetheart Is Online
Chinese Drama - 2020, 30 episodes
(fake) sister and brother