
7 years ago, the highly trained assassin Xia Chujian fell in love with Si Boyan during an unexpected encounter. Unable to harm him, she fled abroad but was hunted by her organization, leading to the theft of a key that caused severe damage to Si Boyan. Xia Chujian also lost her memory in the process. 7 years later, an amnesiac Xia Chujian returns to China with her triplets in search of her family. The two eventually resolve their misunderstandings and overcome the crises, finally reuniting as lovers destined to be together.