Please Help Me! Incredible Classmates

The Knot of Youth: During adolescence, boys and girls possess all kinds of incredible powers due to various knots in their hearts. Some people have been forgotten by the world because of this, some are trapped in the cycle over and over again, and some have achieved their goals with the Knot of Youth but lost something... Lin Yu, high school student I don't know why, other people's youth knots never affect him. Maybe this is also a youth knot? When you are suffering from the knot of youth and don't know what to do. All you need to do is find Lin Yu and shout: "Please help me! Incredible classmate!"