(W) Kizuka Nero (A) Yamo Yomoya Kaito has been summoned into another world as a hero, and though all goes well for a time, one day his entire party betrays and mercilessly kills him. So when he suddenly gets a chance to redo his life, starting from the point he was first summoned to this world, he swears to exact vengeance on everyone who stabbed him in the back...

(W) Kizuka Nero (A) Yamo Yomoya, Sinsora Kaito's quest for vengeance is no longer a solo affair-with Minnalis at his side, he can accomplish so much more. As their hatred burns bright, the two of them begin their training to fulfill their lust for revenge...