SERIOUS HELP

Xitlaly

So I recently started birth control pills but I feel like I’m not good with it but basically A week ago I missed two pills, one on a Thursday and another on a Friday meaning 8 days passed and then me and my boyfriend had sex last night and he pulled out, however I took my pill today three hours and a half late today. Should I take a plan b? Please help me I’m Really scared and yes I’m considering changing methods.