Both contain a strong female character whose looking for revenge and a male lead who is a good strategist

Similar angst in the relationship where the ML and FL do love each other but have a lot of misunderstandings and external factors that tear them apart

Similar noona and dongsaeng relationship between the two main leads and a slow burn but fast start romance. Chemistry feels natural between the leads and the male lead seems to much more mature for his age.

Both stories show the characters in their school years where the girl is smitten and goes after the guy without a care in the world and eventually gets the guy. In both stories the couple dates for a period but misunderstandings pull them apart. Flash to the present we see that the girl is hesitant to restart the relationship because they don't know if the guy truly loves them. On the other hand the guy has pined after the girl over the time skip and has been quietly loving her in his own way and slowly works his way back into her heart.