Overturn your fate to save the heroine you are seriously in love with! Abandoned by his parents and bullied in high school, the lonely boy, Mitsurugi Kenya, has a fateful encounter while playing VR games, his only hobby, when he is at the brink of despair. These are the heroines, Kaguya and Reina, from the hugely popular game Knight of Giant. The time he spends with the two heroines saves him, and he falls seriously in love with them both. However, one of the two girls is destined to die in the story... In order to change this fate, Kenya dedicates his life to mastering the game until he becomes the strongest in the world,but suddenly, he finds himself in the world of Knight of Giant! The heroic tale of the strongest gamer, who becomes the strongest in another world to save the heroines he is seriously in love with, begins!