My boyfriend and recently had sex and while we were having sex i started to have feel unusual pain, not abdominal pain. so i googled and the only thing i feel like i may have is an pelvic inflammatory desease.

PID: PID (pelvic inflammatory disease) is an infection of the pelvic organs. Typically, patient complains of lower abd pain, fever, nausea and vomiting. Typically, PID presents itself following sex. Left untreated it can cause pelvic abscess, infertility and chronic pain. In your case, more information is needed and this is best remedied with gyn eval. Consider going to your obgyn for an eval.