ovulated may 29th

Hannah

so I ovulated may 29th took the rest and it was positive. but i took a test may 28th and its negative. but had sex the 28th unprotected with my finace. is there a chance I could be pregnant?? cuz my boobs have not stopped hurting even after ovulation anf supper vainy. and tired all the time and i had little sharp pains down there for the last two weeks and thats not normal for me. any thoughts