Episode 4 - Revenge of the Stand-In: Sister, You're the True Imposter

Abandoned at birth and raised by a devoted adoptive mother, Su Anan's life shatters when her mother dies under mysterious circumstances. As she investigates, Anan discovers a shocking truth about her birth family—a tangled web of betrayal woven by her biological mother and sister. Drawn into a perilous conspiracy, she is thrust into a dangerous game of revenge, where every revelation only deepens the mystery and blurs the line between truth and deception.