Mouja Zettai Korosu

The Reanimated are dead people who have been resurrected. "Former humans" that are now bloodthirsty monsters. When Ryuunosuke Shima and Ichigo Godou - two bounty hunters who make a living by hunting the Reanimated - meet, their deep-seated hidden whirlpool of murderous urges and regret are exposed...! Source: Shogakukan