A corrupt detective infiltrates a gang and tries to save his daughter. One day he finds out the heart his daughter would receive as a transplant is from a magician he falsely accused.
A man is calling someone and looks very serious. He recalls the past with his sad face. He is wondering the reason.. 'You used to smile that way.. but why?'
Un día ingresan a la joven Young-goon en un hospital psiquiátrico tras una crisis mental. Convencida de que es un cyborg de combate, Young-goon sólo se alimenta de pilas y baterías eléctricas. Allí iniciará una curiosa amistad con un chico que se oculta constantemente tras una máscara y que se cree capaz de robar el alma de los demás.
