In this screwball romantic comedy, Haruhi, a poor girl at a rich kids' school, is forced to repay an $80,000 debt by working for the school's swankiest, all-male club—as a boy! There, she discovers just how wealthy the six members are and how different the rich are from everybody else...

Hunny's little brother, Chika, pays a visit to the Host Club--and immediately starts attacking Hunny, using all his martial-arts prowess against his older brother! Chika seems to be the absolute opposite of his sweets-loving, Bun-Bun-toting sibling, but why is he so angry with Hunny? The Host Club is determined to find out the cause...