<p>Entering 2nd year of high school, Yumizuki moved to apartment because 2 hours commuting from home was tiring. However when he and the delivery company reached the apartment, another tenant already started to move to the apartment he supposed to stay. A beautiful girl who just returned from America, Saeki Kirika. Because of their personal circumstances none could concede, and then Saeki propose to share the apartment…</p>