Zhang Chun, male, is a kid who has loved to be silly since he was a child, but is actually smarter than anyone else.
Xi Musheng, male, is a good boy who has been serious and sensible since he was a child.
One day, Zhang Chun unexpectedly entered Xi Musheng's planned life in one summer, and also made Xi Musheng's life a mess.
"Classmate Zhang Chun, don't you think you need to make it up to me?"
"For example?... Wow, go away and don't press me!"