Dorei Senshi No Isekai Taneuma Seikatsu -
The story begins with Takumi, an ordinary office worker, who is abruptly summoned to a fantasy world. Unlike the "Chosen Hero" narratives, Takumi finds himself in a nightmare scenario: he is captured by bandits, tortured, and thrown into a cell to die. In the cell with him is a battered, enslaved female warrior named Sephys.
The series (often subtitled Mahou mo Bujutsu mo Dekinai ore wa Teian dake de Saikyou no Harem o Kizuku ) follows a protagonist who, after regaining memories of his previous life, awakens magical powers within a fantasy world where he was originally a slave. Dorei Senshi no Isekai Taneuma Seikatsu
The story follows a protagonist who is reincarnated or transported to a fantasy world where he possesses overwhelming power. The narrative centers on several core themes typical of the "isekai" (another world) genre: Combat Prowess The story begins with Takumi, an ordinary office