Sweet Eighteen(2012)

Sweet Eighteen is a Chinese drama that follows He Na, a teenager living with her mother in a small riverside city. Confused by her mother's devotion to a man she views as untrustworthy, He Na discovers a damaging secret about him. When she reveals what she's found, the revelation sets off a chain of events that upends her family's life. The film explores the tension between a daughter's protective instincts and the complicated realities of her mother's choices, examining how one truth can reshape everything.