Now a year after the so-called Tachikawa Incident in the summer of 2015, the CROWDS ability--a gift from Berg Katze to Ninomiya Rui, the ability to give the human mind shape and form--is widespread among the masses. The use of the ability is acknowledged and promoted by the Japanese Prime Minister himself, but he faces mounting frustration and suspicion from those who bear ill will against the CROWDS. One day, the prime minister's flight is attacked by a mysterious group. The time has come for the winged warriors to stride into battle once more...

[Source: Crunchyroll]