हाकाटा से टोक्यो आई भतीजी के साथ जोखिम भरा छेड़खानी का खेल - मिज़ुकी यायोई

Mizuki has enrolled in a prep school in Tokyo, aiming to go to a prestigious university. However, she is asked to stay at a older guy's house until the renovation of the dormitory.