Li Cheng felt that if he wanted to move forward and break free, he had to run, run alone, carrying all the loneliness and hesitation on his back, but unexpectedly, he met Xiao Li who was also running. Everyone has something they want to have, and Li Cheng wants a beam of light, and so does Xiao Li. "Then let us be each other's light," Xiao Li said.
Purpose: Mutual redemption