Talentless Nana

Talentless Nana is a manga series that received an anime adaptation which aired in 2020.

The story is set in a world where there are teenagers referred to as the "Talented" that are gifted with supernatural abilities. Sent to hone their powers at an academy on a secluded island in order to prepare for the battle against mysterious monsters known as the "Enemies of Humanity", in reality these monsters don't exist, and the government deems the Talented to be the true Enemies of Humanity. To eliminate the threat to society, a Talentless assassin named Nana Hiiragi has been sent to the island undercover to quietly eliminate all her classmates.

Episode 3
Kyoya reveals his habit of fidgeting with silky things when thinking, and his clothes are damaged by an explosion.

Episode 11
Kyoya takes his shirt off and asks Fuko to demonstrate her talent on him.