After being betrayed by her family and reduced to a slave in the Triangle Arena, Lily Su rose from the ashes after learning martial arts and medicine. To change her fate, she agrees to marry the comatose Ian Qin of the Qin family. After awakening him, they enter into a contractual marriage. Lily and Ian's relationship progresses from mutual suspicion to heartfelt affection as they deal with the Su family's schemes, the Qin family's internal strife, and external provocations. In the end, they join hands to eliminate the crises and find their happy ending.