Revenge of the Stand-In: Sister, You're the True Imposter

Abandoned at birth and raised by a loving adoptive mother, Anan discovers a dar00 secret about her family. When her adoptive mother mysteriously passes away, she uncovers a sinister plot orchestrated by her biological mother and sister. As she delves deeper into the truth, Su Anan is drawn into a dangerous game of revenge, where nothing is as it seems.