Negative Happy Chain Saw EdgeNegative Happy Chainsaw Edge; ネガティブ・ハッピー・チェーンソーエッヂ; 消极的快乐、电锯的边缘

Eri Yukizaki is a girl who fights. She is a "pretty soldier." Her foe is the evil Chainsaw-man, who doesn't die even after being slashed. If he isn't defeated, the world will have no future. I was wrapped into this battle, and my life has changed completely... A "non-stop" negative youth story!