Hello Ladies and Guys

I just need an advice to this, the girl I am dating now, I was the one that disvirgin her but I am not sure that I am the one, I have confronted her regarding the issue and got hurt but inside me I feel that maybe she is pretending,but i accept that maybe her hymen maybe broken. but what i notice on sex her was that her pussy was not tight whenever i sex her and it was two month now, let say i was the one disvirgin her and when i had sex with her again i still notice that her pussy getting more loose. but she claiming that i am the only one she having sex with. i am totally confuse.please help me out on this, to know what to do next.