help‼️.

miri

so this has been happening for the last two days to me and im not sure what it could be i was thinking maybe implantation but my app on eve is semi always wrong to when my period is supposed to come so ik its not time for that yet so what could this possibly be. last time i had sex was the 7th of december and i had sex the 2nd and he ejaculated in me that day but not the seventh.