Is the OP still here? I'd like to attempt this, but are you okay with me softening it slightly at the start so Yusuf abandons him, or hands him over to someone as he doesn't want to be burdened with Nicolo any more? Would that be all right with the OP, rather than a transaction?
Re: Crusaders Era - Nicolo is forced into sex work - Yusuf tries to save him