URGENT!!!!!!

hi so I have been doing natural family planning where u track ur ovulation as a birth control. long story short!! my period is late 4 days but I have ALL THE SYMPTOMS I bloat, over heat, cry more than normal lol, fatigue, etc like i know my period is coming but where is it? my boyfriend came in me a bunch of times this month and he usually doesn’t so do u think my body is blasted with different hormones or something and it’s not used to his cum?? and i’m not pregnant because I wasn’t ovulating and I had no chance of pregnancy those days anyways pls let me know!! freaking out