Does he like me or is he just a player?

ok i was talking to him like a friend and today he said we couldnt talk anymore and i asked why and he told me that someone told his GF that me and him were dating and i told him yea i like him but i would never break up him and his fiance i also do his work for him in that cl and he makes out with other girls and i wonder sometimes if he F*CKS them i dont think he really loves his fiance idk you tell me