this might make is clearer for you.


and it doesn't make any difference if it is homosexual or heterosexual in regards to this statute.

5-26-202. Incest.

(a) A person commits incest if the person, being sixteen (16) years of age or older, purports to marry, has sexual intercourse with, or engages in deviate sexual activity with another person sixteen (16) years of age or older whom the actor knows to be:

(1) An ancestor or a descendant;

(2) A stepchild or adopted child;

(3) A brother or sister of the whole or half blood;

(4) An uncle, aunt, nephew, or niece; or

(5) A stepgrandchild or adopted grandchild.

(b) A relationship referred to in this section includes a blood relationship without regard to legitimacy.

(c) Incest is a Class C felony.
you should be more concerned about child endangerment laws or some form of statutory rape law such as :

Sexual Misconduct - Section 5-14-107 (a) A person commits sexual misconduct if he engages in sexual intercourse or deviate sexual activity with another person not his spouse who is less than sixteen (16) years old.
I saw no Romeo and Juliet exception.