Kana has spent most of her life in and out of the hospital with a severe illness. Her older brother Takamichi would do anything to make her well. When he learns she has no more than six months to live, grief and helplessness combine into something more complicated — and, despite the jealous attention of his girlfriend Yumi, he finds himself developing feelings he was not prepared for. The discovery of a family secret he was not supposed to know only deepens the situation. Adult visual novel.