Kim's behavior constitutes a crime of embezzlement. Based on the trust relationship, Wang borrowed Kim's ID card deposit. It is in this relationship that Kim holds and manages the king's property. A guardianship relationship was established between Kim and Wang. Objectively speaking, Kim illegally possessed other people's property, and the amount was huge and he refused to return it. Subjectively, it is intentional and has the purpose of illegally occupying other people's property.
Kim's behavior conforms to the criminal constitution of embezzlement.