Black Bullet - Season 1 Episode 10 Tokyo Area Defensive Battle
Overview: Before the battle against Aldebaran, Rentaro and Enju enjoy the outdoor class with the girls of the Outer District. Because the girls have very little hope and are unsure of their future, Rentaro takes them to a place where humanity had won their last battle against the Gastrea. Only three days remain until the destruction of the Monolith.