Su Su, the chief poison master of the Darkblood Mercenary Corps, died unexpectedly after creating a poison that shocked the world. When she awoke again, she was in another world, a continent where strength ruled above all. Her previous self had fallen for a scumbag, who then pushed her off a cliff, allowing her to take over this body. Unexpectedly, she rescued a strange man at the bottom of the cliff. When she returned to the continent, Su Su resolved to live life to the fullest and avenge Zuo Su Su. As she pursued her revenge, the man she had rescued at the bottom of the cliff kept following and protecting her.