While the other heroines have their own distinct arcs, Hanamizuki is the glue holding the protagonist's cover story (and the Astronomy Club) together. She handles the tech, the surveillance, and the logistics, all while maintaining that sharp-tongued facade.
Plus, seeing her use her skills to help the astronomy club never gets old! Who else fell in love with this bratty but caring imouto? 👇 tanto hanamizuki