Monster ga Afureru Sekai ni Natta node, Suki ni Ikitai to Omoimasu

While driving home from work, the main character hits a large dog, after which a voice suddenly speaks in his mind: ≪The monster has been subjugated, gaining experience points.≫ Without warning, the world transforms. Creatures begin to appear, and the environment becomes a game-like setting featuring levels, abilities, and character stats. The contemporary world shifts into a fantasy realm, and the main character must now work to survive in this new reality.