Tennomifune Academy''s Class 1-7 is on a trip to summer camp! That''s nothing out of the ordinary for your typical teenagers, but for the misfortune-plagued students of the "Happiness Class" it''s a surefire recipe for disaster! Can Hibari, Hanako, Botan, Hibiki, and Ren overcome their collective lack of luck, or will their summer memories be filled with endless mishaps?