After the breakup, the only song that made the whole network cry

Zhang Che traveled to a parallel world, and his childhood sweetheart was actually a paramela in front of him. Unexpectedly, he awakened the system and sang an original song "The Only One" on stage, which unexpectedly triggered a nationwide craze. He became famous at the graduation party and slapped the scumbag in the face. He met the goddess Jiang Qingyan by chance and started a perfect life. ...