Jingai Kenshi wa Chikara ni Miserare Ura Meikyuu wo Kouryaku su: Bakemono Atsukai sareta Moto Boukensha wa, Jibun dake ga Shiru Meikyuu de Hitome wo Ki ni Sezu Musou suru

Jin is an adventurer so overwhelmingly strong that he can cut down a three-headed dragon with a single slash! Though he craves more power, he fears that becoming any stronger would turn him into a monster... so he retires from adventuring and returns to his hometown café, in Dagar! However, in the mountains behind his family home lies a dungeon said to grant one’s deepest desires...?! Together with Shuna, a runaway saint who suddenly barges into his life, the power-hungry former adventurer sets out to conquer the dangerous, monster-filled dungeon! And after the battles, they savor exquisite dungeon cuisine made from the monsters they defeat—?!