Should I let him go back to his baby momma?

hi there I am 19 years old and I am kinda seeing this guy but he has was dating this girl before me and she went to jail then thats when he asked me to be his girl so I said yeah and when we were dating it was going good and at the same time I felt like I wasn’t really attracted to him so we dated for like 2 months then one day he told me over the phone he didn’t want to date and I was like oh ok I felt good but at the same time I felt like I was hurt and he told me he wanted to work things out with his chick that was in jail and she was pregnant but I already knew that she was but anyways we stayed friends and one day we were drinking we ended hooking up. the next day his chick came over and seen the mark on my neck so she got mad at both of us but we denied that we fooleda round and our homeboys were like get lost to her told her to leave and after she left they told me they rather prefer me to be his girl so anyways she’s back in jail again and we were fooling around but I want to be more than just to peoples that fool around I want to be his girl I miss him and what should I do about that can you get back and give me advice on this situation? should I tell him or should I let him go back to his babymama cause he sadi he likes me more than his babymama but he just gets confusing at times and I want him so bad3