Zhang Wan, a 20-year-old freelance junkie, fainted due to staying up late and accidentally fell into another parallel time and space. He returned to the time when he was fifteen years old. Before anything happened, when everything in life was still in time, when most regrets and mistakes had not appeared, he was by his fifteen-year-old self's side. In dual time and space, there is always one that has been Zhang Wan's lifelong obsession.
Intention: The past is gone, I hope to cherish the people in front of me