Ren Ran, the legitimate daughter of the Ren family, has an eccentric personality. Once she traveled through time, she became the unpopular legitimate daughter of the Hou family. With her wisdom and medical skills, she became prosperous in ancient times. Unexpectedly, in an accident, she saved the seriously injured proton Gu Beichen from a neighboring country. Gu Beichen fell in love with her at first sight and began to pursue her fiercely. However, Ren Ran avoided him. With Gu Beichen's unremitting efforts, Ren Ran finally agreed to his proposal. However, just before they got married, Ren Ran discovered Gu Beichen's true identity...
