Blue Archive the Animation Season 1 Episode 1
Abydos High School Foreclosure Task Force
There are only five students in the whole school. Abydos High School, surrounded by desert, is on the verge of closure. To fight against this, the 5 of them are busy working as a "task force." One day, Shiroko, a student, meets an adult. He was a "Sensei" dispatched by the Federal Student Council.