A young girl named Abigail is adopted into a Japanese family who were very close friends with her parents before they died. With the hard transition she was home schooled since she was four, now going into junior high she finally gets to explore what school is really about; not exactly on her own. Her older brother Kaito and her older sister Ayami (Not biologically) go to schools very close together, Abigail in her first year of junior high, Kaito in his last year of junior high, and them Ayami going into her second year of high school. Abigail also has a younger brother who is five named Makai but he doesn't ride down with his siblings because of the the distance.