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In this future, humanity's only hope is a group of superpowered teenagers known as the Talented.

Earth is under attack by ferocious, extraterrestrial monsters known as the Enemies of Humanity. But fear not. A unique preparatory school situated in a secret island location is currently training a collective of superpowered teenagers called the Talented to fight back against the aliens. Among them is blissful Nana Hiiragi, a seemingly powerless, pink-haired girl equipped with ample intelligence.—Funimation

A strange academy on an isolated island in the ocean. In front of student Nakajima Nanao is new transfer student Hiiragi Nana. This is a place where boys and girls with various abilities gather A person who manipulates flame and ice. A person who can fly freely in the air. A person who can use air as a blade to attack. The students are trained to fight monsters known as the "Enemies of Mankind". But there are a number of secrets hidden on the island, and a terrifying trap reveals its fangs. A series of mysterious incidents....A murderer hidden in the school, classmates who disappears one by one. A development out of anyone's expectations. Beyond intellect and capabilities. A battle of brains. And then friendship. A heated drama, a Battle Royale against Humanity's Enemies is about to begin.—Muse Asia

In the future, Earth is attacked by extraterrestrial monsters known as the Enemies of Humanity. But fear not. A group of talented teenagers is being trained to deal with the alien menace. Among them is pink-haired Nana, who doesn't seem to have any powers.—Crunchyroll