Mato Seihei No Slave – Chapter 138

Mato Seihei no Slave (Chained Soldier) is an engaging action manga by Takemura, Youhei, and Takahiro. The story follows Yuuki Wakura, who, after graduating high school, realizes it has been five years since his sister vanished during a “mato disaster.” Throughout Japan, mysterious portals have opened to a dimension called “mato,” a demonic city filled with terrifying monsters known as “shuuki” that pose a threat to humanity. With themes of action and fantasy, the narrative unfolds over numerous chapters, skillfully blending action and ecchi elements. Since its debut in 2019, the manga has maintained a rating of 7.6 and has been praised for its captivating storytelling.