What do you think about this? help puhlease!?

alright, im 17 as well as my bf nd a couple hours ago i met my boyfriends parents for the first time. his dad went out and his mom stayd home so we jst hung out n his room. we started watchin a movie but then we lost interest and started kissing.it went from kissing to full blown snogging and we were in between a sitting/laying position on his bed. he just told me that his mother saw us making out in his room. im scurred she thinx i only wnat n tht ima total slut. wats ur tak on this?