Su Xingchen, a fourth-year university student, is diagnosed with terminal liver cancer and has only six months left to live. Wanting to experience love before he dies, he marries Luo Siyu, the comatose president of the Luo Group, becoming her "temporary groom." To awaken Luo Siyu, he develops a treatment plan of his own. During the treatment, he discovers that Luo Siyu fell into a coma after a cancer diagnosis was falsified. After waking up, Luo Siyu does not know how to face this sudden love and continues pretending to sleep. As the two test each other and struggle with their feelings, they gradually fall in love and finally choose each other wholeheartedly.