The spaceship which Imperial Galactic Navy Officer Alan Corinth helmed was shot down by a surprise attack during hyper-space navigation. Completely due to freak coincidence, Alan became the only one in the ship to survive. The severely damaged spaceship lost its navigation capabilities and plummeted onto a nearby planet. Using an escape pod, Alan headed toward the planet alone. Thus began Alan’s quest for survival on the underdeveloped planet utilizing the symbiotic nanomachines [Nanom] within his body. Surprisingly, the planet was home to a thriving human civilization whose genetic code closely resembled Alan’s own. Even while remaining at a loss due to being thrown into a world of swords and magic, he tries to live as best he could together with his newfound comrades. What would Alan achieve this strange world? The Sci-fi Fantasy story in a Medieval setting now begins!