Su Ke Ke and her mother run a snack bar. Ke Ke is engaged to Qiao Yu Fan, an employee of the Pei Group. During a meal delivery, she witnesses Yu Fan cheating on her with the Pei Group executive Jiang Xiao Yuan. Drowning her sorrows at night, she runs into Pei Yan, Pei Group's CEO, who is framed by his brother Pei Yu because of the fight for inheritance. However, Yan loses his memory after waking up, and his temperament changes drastically. Su Ke Ke names Yan "Lucky." Because Ke Ke's mother is seriously ill, she wants to find a husband for Ke Ke. So, Ke Ke and Yan have a sudden marriage.