Dark Moon: The Blood Altar, Vol. 7 (Manhwa) (manga)

Without Sooha’s powers to aid them, Heli and his brothers find themselves severely weakened and helpless. And though with the werewolves’ help, they’ve succeeded in sufficiently wounding Dardan, they haven’t been able to free Sooha completely of his grasp. When Dardan makes a twisted and desperate last attempt to make Sooha his forever, the boys must find the strength within themselves to destroy this evil once and for all!