Guys safe ba nag do kami ng gf ko last Saturday. Last day ng mens niya Thursday daw pero may konting brown/red/mens pa daw nung Friday. May naiwan sa loob, safe na safe kaya yon? And regular naman sya same day kasi ng month ganun din day nag ka mens sya ngayon september and we had sex last october before mens naman di ko naman siya nabuntis. so safe na safe kaya yon after sex naman 3 days?