Toaru Hikuushi e no Koiuta Temporada 1 Episódio 5

Four months have passed since the departure, and Isla has come close to the Holy Spring. The flying students decided to camp on the shore of the lake after conducting rigorous ground warfare training under the blue sky in midsummer. It was a fun and peaceful camp, but Claires expression was dark and she tried to keep a distance from Karuel for some reason.