All 12 episodes from the first season of the Japanese anime written and directed by Minoru Ashina. With the help of a magic button, the characters of 'KonaSuba', 'Overlord', 'Re:Zero - Starting Life in Another World' and 'Saga of Tanya the Evil' find themselves transported to a high school in a parallel world. The episodes are: 'Come Together! Quartet', 'Tension! Introductions', 'Deadlock! Classmates', 'Encounter! Classmates', 'Explosion! Talent Show', 'Decision! Class Rep', 'Carry Out! Class Rep', 'Prepare! Field Trip', 'Enjoy! Field Trip', 'Join In! Rivals', 'Work Together! Field Day' and 'Band Together! Quartet'.