brown stain

so yesterday i was with my bf but we didn’t have sex, he just put his fingers on me, and i couldn’t come, so we tried again, and again. but never came. i must add i am a virgin.

so i am writing this at the morning, i just came off the bathroom and when i was peeing i saw a brown stain in my underwear. i am kinda scare.. any suggestions? idk what does it means