Morioka Tsubaki is a quite calm and collected guy who is good with almost anything from sports to school work. Even the chores at home. As the older brother, he takes care of his younger twin brother Yuri who was slightly born weaker than his older brother at birth. Most people think that Yuri is the oldest due to his calm manners and the way he interacts with his older brother. Tsubaki never mind it because he loved his younger brother. As bothers brothers grew older and entered high school Yuri became much more stronger than he was in elementary school and started going to school with his brother. Their parents even allowed them to stay at the school dormitory . As they spent time at school together, and as Yuri got most of the attention, Tsubaki felt a complete loneliness as he became distant from his one and only friend who was his younger brother. Things spiral out of control with these two, once close brothers, and tries to commit suicide. Until one day Tsubaki finally finds someone who could fill in the loneliness in his heart.