Jiang Wanning, betrayed and killed by her own sister and boyfriend, finds herself trapped in a deadly survival game with seven chances to come back to life. As she struggles to escape and uncover the truth, she learns shocking secrets behind her repeated deaths. Along the way, she discovers that she isn’t truly a member of the Jiang family but was raised by Jiang Hao solely as a “living bone marrow donor” to keep her sister alive. In the end, through relentless trials and cycles of rebirth, she turns the tables and takes her revenge.