地球がファンタジー世界になったとき、俺は外に取り残された

Chikyuu ga fantajii sekai ni natta toki, Ore wa soto ni torinokosareta tells the tale of Ritsu Yozakura, a second-year high school student who undergoes a transformative experience when he gains the power of 'Kikou' after a mysterious light encounter in the mountains. As he grapples with his newfound abilities, the emergence of monsters on Earth sets the stage for an epic adventure. This Japanese web novel weaves together themes of action, adventure, fantasy, martial arts, mystery, shounen, and supernatural, offering readers a thrilling journey through a world of magic and danger.