Oh, Those Hanazono Twins 7

Due to a burst water pipe in his house, Tatara suddenly finds himself staying at the Hanazonos because his home has to undergo major construction for a month! And life under one roof with Ranko and Yuriko means It's a month full of unexpected, exciting events! One night, under Maricchi's instruction, Ranko decides to make a very aggressive approach to Tatara. Is the secret weapon Maricchi has prepared for Ranko turn out too extreme?! Life is peaceful and well until the wheel of fates brings...