Lunar's Papa searches for ways to express his love and cheer up his precious daughter when he accidentally spots a bishÅjo game from a search engine. Armed with his newfound knowledge, Lunar's Papa convinces GÅzaburÅ about learning the significance of a daughter's heart with the bishÅjo game as a resource. However, things begin to get out of hand when they both embark on cross-dressing, causing havoc within the school.