Power betrays Denji to save her cat Meowy from the Bat Devil . Denji defeats the Bat Devil, but the Leech Devil appears, capturing Aki. Denji kills the Leech Devil, earning Power’s loyalty (she promises Denji he can touch her breasts — which he later does with underwhelming results).
Denji joins Division 4 led by the stoic Aki Hayakawa . He meets Power , a foul-mouthed, bloodthirsty fiend (a devil in a human corpse) who becomes his partner. Denji’s main motivation: touch breasts. Aki despises devils due to his family being killed by the Gun Devil. They are assigned to hunt a devil in a hotel. chainsaw man episodes
Katana Man reveals he works with the Gun Devil’s minions . Himeno offers herself to Aki (rejected). She then makes a contract with the Ghost Devil to fight Katana Man. In a desperate move, she sacrifices everything — including her own body — to summon the Ghost Devil’s full power. She seemingly dies. Denji, enraged, transforms and kills Katana Man — but is shot by Sawatari. Power betrays Denji to save her cat Meowy from the Bat Devil
Denji, a teenage devil hunter, lives in crushing poverty with his chainsaw devil partner, Pochita. To repay his yakuza debt, Denji hunts weak devils. Betrayed by the yakuza (who made a contract with a zombie devil), Denji is killed. Pochita makes a contract with him, becoming Denji’s heart. Denji revives as the Chainsaw Man — able to sprout chainsaws from his arms and head. He slaughters the zombies and is recruited by the government’s Public Safety Devil Hunters. Denji joins Division 4 led by the stoic Aki Hayakawa
Here’s a concise text covering the key plot points of the anime (Season 1, Episodes 1–12), based on the manga by Tatsuki Fujimoto and the MAPPA adaptation. Chainsaw Man – Episode Summary (Season 1)