Jun wakes up to discover that magic has fundamentally altered his body. Through a chaotic collision of spells and supernatural mishaps, he has been transformed into a girl, and there is no quick fix in sight. What was supposed to be a normal day spirals into absolute pandemonium as Jun scrambles to understand what happened and figure out how to reverse it, all while navigating the very real complications of his sudden transformation. Caught between confusion and resignation, Jun has to contend with the reactions of those around him, the practical challenges of his new circumstances, and the absurd reality that undoing multiple overlapping magical effects might be impossible. The situation becomes increasingly ridiculous as various characters weigh in with unhelpful suggestions and dubious magical solutions that only make things worse. This OVA leans hard into slapstick humor and the fish-out-of-water comedy of Jun's completely bizarre predicament. If you enjoy rapid-fire gags, ridiculous magical mishaps, and characters dealing with impossible situations through pure comedic chaos, this one delivers exactly what it promises: one very strange day in Jun's life.