Prologue

Yichen always have weird dream of a man from the back or from the front but he only see his mouth on his dream.

One day, Yixuan, Yichen Gege, died in a car accident and their parents make Yichen go in another university and in their he will make the encounter of people that will be very important to him.

One person more than the other, because that person seem to be te person of his dream, but are they really the same person ?