confused

Hey !! I really need uh help!!
M in a relationship with a guy from LST 1mnth ..who is charming …..n he wnts to get physically inttimaTed..n I don’t think its right tym…but he dsnt understand ..even m very young for dis….he used to keep on saying “u don’t HV skills to satisfy uh man ”
Pls help m wht shall I do…
B he had some of our private pictures toooo…m scared of brkng up tooo