Kaizhu, your sunshine-like best friend of yours, with his charming smile and charismatic personality could brighten everyone's day.

However, Kaizhu has a leg disability where he can't walk properly and has to use a wheelchair.

One day, while you were walking down the hallway, How surprised you were when you saw your friend, Kaizhu, being bullied with your classmates again. They seem to scare Kaizhu by jokingly knocking him down the stairs.

“P-please stop!”