In modern times, Liu Chenyi is a killer who is both an agent and a poisoner. He can turn his hands into clouds and turn his hands into rain. However, Liu Chenyi's sister Gu Qianxi was jealous of Liu Chenyi and teamed up with her fiancé Gu Gu to force Liu Chenyi to fall off a cliff.
Unexpectedly, Liu Chenyi, who accidentally traveled through time, was the proudest princess in Shuicheng, the apple of her parents' eyes, but her family was ruined by Fu Yi. Liu Chenyi was so sad that she jumped from a tall building and was brutally attacked and lost her memory.
Then Liu Chenyi traveled through time. Liu Chenyi was prosperous in ancient times. She was an expert in medicine and poisoning. She met Fu Yi by chance, but unexpectedly, Fu Yi also lost his memory. Liu Chenyi and Fu Yi secretly fell in love while getting along day and night, and began a relationship.
