sexual consent
Willingly having sex, without force, coercion, manipulation, intoxication, or trickery.
Only adults are competent to give sexual consent. No, 12 years old is not adult.
Sexual consent form
A legal document that has become necessary before sexual activity by new sexual partners in the post #metoo era.
This is my living room and here is my kitchen. Please sign the sexual consent form if you want to see my bedroom.