Su Wan, a modern emergency doctor, traveled through time and became the bullied daughter of the Shangshu Mansion. She was bound to the incomplete medical system and used her medical skills and wisdom to counterattack the family feud, and was forced to marry into the crisis-ridden Prince Jing's Mansion. The cold-faced prince Xiao Jue was actually poisoned by a strange poison. During the treatment, Su Wan accidentally discovered that the two had an unresolved life-and-death entanglement in their previous lives. As she gradually fell in love, she discovered that behind this marriage, there was a huge conspiracy sweeping the government and the public...
