Ahggggg I dont know what to do? halp me plz

I live with my best friend and we go to school together yesterday morning we had 10 minutes before we had to leave for school and we both need to take a shower and we've seen each other naked before so she suggested that we should take a shower together and I was like okay whatever. I started looking at her in the shower then how hot she is I started kissing her and she kissed back hard she started fingering me then I was sucking on her nipples long story short we were late to school we both have hickeys all over us and she has a boyfriend😰😭 she said that's she had fun?????? I Love her we've been best friends for about 6 years now but she has a boyfriend and they been dating for a year what should I do???💔😭