At mother-in-law Chen Guilan's birthday banquet, daughter-in-law Chen Yun, at the critical moment of receiving the ancestral bracelet, suddenly exposes that her son Gu Xiao was born by a driver, and presents forged intimate photos and a paternity test. This act triggers a chain disaster: mother-in-law suffers a heart attack, son's inheritance right is revoked, father Chen Qing's teacher status is canceled due to the scandal, and husband Gu Mingcheng initiates a prenuptial agreement demanding her to leave with nothing.