Rules of the Substitute

Wen Zhiyao, a professional substitute for the 'white moonlight' from a welfare home, signs contracts with three wealthy men to earn money for the home and treat its sick children. She navigates the cold and calculating CEO Fu Zhuo, the explosive and stubborn love-brained Lu Jinnian, and the clingy, dramatic student Fu Zichuan. Each time she plays them against each other, she finds herself in a hilarious yet perilous situation right on the verge of being exposed.