Eren confesses to Levi and instead of rejecting him, they make a bet on whether Eren can make Levi pant during sex. - See more at: http://mangafox.me/manga/shingeki_no_kyojin_dj_game_is_over/#sthash.uPRbaLhX.dpuf
Yuuri finally relents and invites Viktor to sleep with him. But, Viktor sleeps in the nude and Yuuri is only a man, after all. This is more than just physical. Viktor is playing for keeps.