Does he miss me? Or he just palying mind games?

me and this guy have been going out for 2 months and we were really into eachother chatting on the phone meeting up then suddenly one day i found out that he was with someone else he denied it all at first as he said im the only one for him and then he said yes that is tru but he really loves me and will come back to me. i dont know what to do his been texting me all weekend asking if im alright i dont know what to do ?