Thrown Into A Death Camp, I Awakened A Kill System That Made Me Stronger With Every Kill

What the story is about

After being reborn as Li Dao, a disgraced noble is sent to a brutal frontier death-row camp, where a system activates when he kills enemies and lets him grow stronger by absorbing their attributes. He fights to survive and earn a new identity, while discovering that his rapidly increasing physical power can challenge even skilled cultivators.