Beserk of Gluttony

Fate Graphite lives in a world where people are born with special abilities, but his skill, Gluttony, seems useless—until he discovers its terrifying true power. After killing a powerful enemy, Fate gains their abilities and begins growing stronger with every battle. Armed with his mysterious sentient sword, Greed, he embarks on a dangerous journey filled with monsters, secrets, and the darker side of power.