A beautiful girl who accidentally met a handsome and heart-warming girl. The two became inseparable best friends, but due to the misunderstandings of the people around them, all kinds of sadistic emotional stories happened. It explores youth friendship and the troubles of youth, and also pays attention to young people's attitude and status towards growth and life. The first half is sweet and the second half is sadistic, completely displaying the "core of youth" in front of the audience, showing a different kind of youth and life.