Diary of a Step-Sister

The heroine's mother just remarried a rich man, leader of Japan's economic inversions. Suddenly, the protagonist finds herself with five handsome brothers... while she's the only woman. What will happen when she lives with them...?

Your mother has remarried - and the person she's wedded to, is one of Japan's biggest millionaires! You begin a new life in a new home, something completely different from yesterday. You live there, together with...five step-brothers?! "Do you understand? There are only men in this house." Under the one roof, there will be several heart pounding stories occuring everyday!