If My Fiancé Cheats on Me, Then I'll Remarry My Brother-In-Law.

A marriage of the century fell apart three days before the wedding - Shen Qingwei, the eldest daughter of the Shen family, caught the scene of her fiancé Gu Chengze's infidelity at the hotel. When everyone thought the two business empires were about to break up, a contract changed the groom's name to Gu Chengxuan, the uneducated and scandal-ridden dandy second son of the Gu family.