While Kobayashi wasn’t quite able to ace all his final exams as he’d hoped, at least he won’t have to spend his whole summer taking make-up classes. With this heavy burden now lifted, Kobayashi is free to join Uno and the Astronomy Club on a trip to the planetarium. Uno’s more excited than anyone, but what should be a fun day out soon threatens to overwhelm him as one thing after another goes awry…