First kiss?

okk so there is this guy that wants to hook up with me...i told him no and he said ok, we could do other things but he also has a gf. we both agreed to keep it secret. he lives in my neighborhood. i said i will come over to his house sometime this week. idk if i should do anything with him cuz i haven't even kisse a boy before...i was waiting for something special. it woujldnt be special and i dont wanna regret it later also i dont want my parents to find out. but i aslo do wanna make out with him. what should i do?