Jung-woo, the Super-Ego and popular actor, has got the special ability to make him listen to Ji-won’s thoughts just right after the electric shock with her.
Before the accident, he’s quite ego-centric and didn’t care about who others are. However, this supernatural event lets him get into Ji-won’s life and have a crush on her.
When he’s convinced he’s in love with her, the ability has gone away from him.