SERIOUSLY NEED HELP 😭

Okay so im 15 and dont plan on having sex any time soon..... Butttttt my boy bestfriend who is like soooo cute wants me to go to his house on Friday to have sex but like idk I know I said I dont want to but I do. But like I dont know if I do because im curious and like going through a phase or if I legitimately want to. So I need help should I or should I not?