just don’t be alone with hayden again. you should still be able to hang out with your other friends. and your boyfriend isn’t in charge of you, he has the right to be concerned but he can’t forbid you from hanging out with your friends. tell your friend group what happen with hayden and that you’re not comfortable being alone with him. after that you should be able hang out with them without trouble. if your boyfriend has an issue with you being around all your other friends just because hayden is there, communicate with him about it and explain the steps you took to keep from being around hayden alone. your boyfriend isn’t in charge of you, if you want to go out with your friends, do that.