He's My Only Vampire Vol. 9
"To think that sharing her with you would let me experience such unthinkable highs...!" At long last, Aki has regained his memory. However, he and Kana are faced with a painful truth - all along, Kana has actually been Eriya's thrall! Amid the chaos, the final Stigma appears, and the bloodred ties that bind the players in the game tighten to a stranglehold!