Description : The son of the zaibatsu, Hiroyuki, is also a daughter of the zaibatsu and attends the same college as his childhood friend, Waka, and is currently living together. Although a student, Hiroyuki inherits one of his father's businesses and promises to marry Waka once he graduates. The enviable circumstances of the two would have promised a happy future. One day, those who have grudges against Hiroyuki attack the house aiming for Hiroyuki's absence and steal Japanese flowers.