I'm guessing the bussiness man left his jacket over at the boxers place and the boxer has ...

I'm guessing the bussiness man left his jacket over at the boxers place and the boxer has been using it to jerk off while thinking of the bussiness man ? Now im trying to understand if the kiss scene was just his imagination / fantasy. It also seems like none of his little boyfriends can satisfy him, hence the daydreaming . Correct me if i'm wrong