Lucy (Bai Lu) was always wondering as to why Kevin (Xu Kai) broke up with her, because as far as she knows they were okay before he decided to ignore her, avoid her and then after broke up with her. Then came her wedding with Renz (Deng Lun) as they exchange their vows he came ruining everything and kidnapping her. Will she be able to find the answer she seeks this time? As to what is her EX-BOYFRIEND'S SECRET