I kissed my best friend

A few days ago while my friend was helping me take some photos for the content, I mentioned to her that if she didn't want to try on any of the costumes she would wear, and while recording she gave me a kiss... I could only let go and keep kissing her, honestly it felt great but I'm afraid I'll start to like her more than I should. The problem is that he not only kissed me but touched me and even licked my tits and everything while my boyfriend continued to watch... I know he liked seeing that and maybe for the next one I will encourage him to join but I should try a little more