Shen Qinghuan, an ordinary social animal, accidentally transformed into a cannon fodder female supporting character in a bloody novel. She was bound by a vicious system and was forced to become a stand-in control group for the cold and overbearing male protagonist who missed Bai Yueguang. She had to act dedicatedly under the threat of death from the system. At the same time, she carefully guarded herself in the cracks, tested the bottom line of the rules, and tried to find a way out between changing her life against the will of heaven and pretending to be a fake actor.