Wang Rong and Cao Su had loved each other and hurt each other. They swore that they would never meet again in this life, but only if Cao Su did not end up in the hospital because of his bravery.
He became permanently disabled.
Wang Rong's mother asked Wang Rong to go to the hospital to see Cao Su. After all, she was her ex-boyfriend of five years, and now she had to go see him both emotionally and rationally.
Intention: Don't think about it