Ken Tetsumura is a no-life geek and gamer, living vicariously through videogames and anime when he decides to pay a visit to his father's homeland. Within minutes of stepping off the plane he has a fateful encounter with a cargo truck, leading to his painful demise. When he awakens, he finds not an afterlife but another world! A fantasy world where he's a hero, not a loser! Women faun over him, knights salute him, and demons cower in fear of his mighty name! With his unstoppable cheat powers and his devilish charisma honed through years of eroge dating sims, Ken destroys the demon king and saves the world! He parties the night away surrounded by gold, jewels, and his harem of adoring fantasy waifus, drinking himself into a stupor... only to awaken in a hospital bed, one year after his accident. Was it a dream? Is Ken doomed to a life of lonely self-indulgence? Just as despair threatens to eat him from the inside, a knock on the door turns his entire world upside down...