Lu Wan accepted a slap-in-the-face contract.
The first time I slapped him in the face, I accidentally used too much force and hit the person to death.
The second time he was slapped in the face, Qin Qin Zhen was very angry.
…
When I was slapped in the face for the Nth time, I picked it up casually and saved the person's breath.
As she became more proficient in the art of face-slapping, her interest became more and more intense.
Until she received the reward of "returning to the original world"...
Mission: Hard work and constant self-improvement