He's shit anyway. And how's he going to get his fitness back? I can't see any club taking a punt on him especially as he's not going to improve with the wages he'll demand.
Let him rot.
She did consent to sex and was not out of it - like vomiting and in no state to say no.
However, she was 15 (probably looked a lot older) and he cheated on his pregnant girlfriend so I think he should go abroad to France or possibly Spain and come back to sign on the sex offender's register...