Angel's Feather

A kingdom known as Winfield is described in the Binfield Kingdom Chronicle as a peaceful land where the royal family had large white wings. Shou Hamura begins attending Yuusei Academy and learns about a student named Kai Misonou, whom he thinks might be his long-lost twin brother. Following an earthquake, Shou is transported to a different world along with two other students. During an encounter with a monster in this new place, Shou unexpectedly reveals large white wings.