What thing should you do?

We are all students.  Of course all of our parents wants us to finish our studies. If your parents  are  very strict  with all your action, most especially  of having a relationship to others, They told you  the consequences/results you'll feel/get if you did not follow them.one of your classmates  like/wants you, and you   have also a feelings/attraction with him/her  but you are afraid with your parents.What should you do to avoid relationship with him/her?