セックスチャレンジ!ダッチワイフを使って最後の5分、中出しさせてあげる!

I challenge my prejac boyfriend to fuck this tantaly sex doll for 5 minutes, if he succeeds he'll get to have the real thing and fuck me, I'll even let him cum inside me. Can he hold it when it's just a sex toy or is even that too much for him?