The Maeba family are well known royals in Japan, many people know mainly the 5 heirs of the Maeba Company, Kenji Maeba, Ryo Maeba, Hiroshi Suzuki, Hiroki Suzuki, Izuku Okada, not to mention the youngest of the group, Haru Tanaka. Although being young adults, they are known as being immature young men, but in the meantime their Uncle, Yuko Maeba has set up a contest to find the perfect tutor for his nephews to become more proper and well-mannered, mainly young people have tried to enter. Meanwhile, Not long after, the boys will meet and live with someone who will change heir lives forever, but will this person help bring this broken family together or will they just cause chaos?