Dramas with a neglected sibling (sibling that is disfavored by the parents)

Does anyone know of an asian drama where one sibling is neglected or disfavored by the rest of the family or the parents?  Examples include Sirius (Korean web drama), Your Honor (Korean drama with Yoon Shi Yoon.) and Project S the Series, Season 2 (Thai drama where one son is sometimes neglected in favor of other son with special needs, although the parent/aunt in this drama are very loving to both children) . Thank you.

• All Kinds of Daughter In law
• All about Mom
• Because it is my first Life
• Girls Generation 1979
• Will it Snow for Christmas
• Cheese in a Trap
• Apple of your eye (Taiwan) - but this was a very disappointing drama

Story of Minglan

I’m sorry,I love you

my brother (2004 Korean movie)

My annoying brother (one the best Korean movies ever!)

about time (2018 kdrama)

Thai:

Hua Jai Look Poochai

Chuamong Tong Mon

The untamed

It is a    MAAASTERPIECE  !!!!!!!