Betrayed Husband: The Changeling (2023)

After years of blindness, she miraculously regains her sight only to discover her husband having an affair with the nanny. Pretending to still be blind, she plots her revenge on them before leaving, and then shockingly learns that the "son" she has been raising is not her own child. Amidst these bewildering revelations, she meets another woman trapped in a despairing marriage. Together, they support each other and find a way out of their predicaments.