Need so much advice with friends?

well okay i bearly got home i went to my guy friend house and well their friends not boyfriend and i fallow one allot because we act like brothers but were not and he begged me to please to go to his friends house and his friend was with him and people say he likes me and he begged to and i went because i felt guilty not to and when i got there he introduced me to his parents what does this mean and Monday im going to my fake bro's house what should i do