At first glance, Fujiwara Naeka appears to be your average seventeen-year-old student. However, unbeknownst to many, she is one of only two remaining heirs to a tycoon's immense fortune, which she will inherit upon turning eighteen in just six months. To safeguard Naeka and her brother Kousuke from those who seek to harm them and steal their rightful inheritance, they are assigned two guardians: Fubuki, a stunning young maid, and Kogarashi, a robust and masked male maid.