Yes, let's beat him down become of a decision he made at 17 because other adults promoted this plan of action. I don't buy the idea of "you signed a contract"

Yes, let's beat him down become of a decision he made at 17 because other adults promoted this plan of action. I don't buy the idea of "you signed a contract" so end of story, especially when the risk is so unbalanced between the two parties. Isn't his mother (adult) more responsible for this loan then him (minor). Yes?