Description: 20 years ago, 「Talent Users」 suddenly appeared in the world. These Talent Users possessed mighty power, bringing about a collapse in the world's power balance, and forcing every large country to fight in the「World Talent Great War」. After the 10 year-long war, the world map had been redrawn due to the geographical changes brought by war and the international treaty.The world had been rearranged from one without Talent Users to a world with Talent Users…No, to 「The World Ruled by Talent Users」.Before anyone knew, Serizawa Atushi, the protagonist, awoke to his Talent and dreams to become a hero. However, his Talent evaluation is 「【One Who Changes Temperature】」. The lowest level of the 5 level evaluation, 「S-LEVEL 1 」. A level at which the country treats the Talent as trash.