C476 He Returned to Life

Liu Yimeng smiled when she heard that.

"Because girls like to eat sweet food, especially when they are in a bad mood. Hey, Gu Shiyi, I don't know if you have done any research on this. The things provided by the desserts seem to be able to improve one's mood. Is it serotonin or dopaphenol? I don't remember. It seems to be the substance with this name."

Seeing this, Gu Shiyi said with a smile