Catfish in Black Bean Sauce (2000)

Dwayne and his sister Mai are Vietnamese siblings who were adopted by an African-American couple. Now in his mid-20s, Dwayne is very comfortable, enjoying a good relationship with his parents and his African-American girlfriend. Meanwhile Mai is less satisfied with her life, Because she was adopted at age ten while Dwayne was just a young boy, Mai has many memories of her birth mother and is consumed by the desire to reunite with her. Mai's efforts eventually pay off and a reunion with their mother is soon at hand. For Mai, hopes of finally being able to grasp her identity cause elation. For Dwayne, the impending reunion shakes the solid foundation he's spent his life building.