Someone please help me. this is a serious situation. please help me. anyone!!?

theres this guy hes really nice and i like him and we are 15 and we are talking bout like makingout..but thats nothing.. but he wants like bjs and to eat me out...again we are only 15..and then he was like i have some condoms..i was just like ahaha... i mean i dont mind mkingout and stuff.. i dont know if its right to do the other stuff though? is it??? please help me