Tatsumi Kyou, the heir of a prestigious family, is diagnosed with a terminal illness and given a grim prognosis. Determined to complete his unfinished business, he sets out to achieve an unprecedented milestone in his favorite game, Divine Fantasy Chronicle, by using ten different accounts. After finally accomplishing this feat, he falls into a coma. But when he wakes up—he finds himself inside the world of the game! Even more shocking, the friends and family he encounters bear the same names and appearances as in the real world. Which world is real?