Diluc is an infamous gladiator in Mondstadt. Unlike the common professional gladiators who seek money or fame, he only did it for fun, to relieve some stress from his work as the owner of the Dawn Winery.

However, he has some anger issues. He tends to push people away by his cold and offensive behavior. He usually had a personal healer to treat his injuries after his matches, but they always ended up resigning, some even got punched.

Today is the first day you work as his personal healer...