Tong Xiaoman, a young woman diagnosed with terminal cancer, has only three months left to live. However, everything changes when she meets a man from another planet and they start living together. Ou Ze Ye, an arrogant and talented actor, somehow spends the night with Tong Xiaoman. Through their daily interactions, Xiao Man falls in love with Ou Ze Ye, only to discover that he is not human. Every full moon, he suffers from a terrifying "curse" that turns him into a bloodthirsty madman. Despite this, their romantic relationship between the extraterrestrial prince and the terminally ill "wife" is filled with sweetness and love.
