Yusuke Ohta

After an airplane crash during a school trip, Oribe Mutsumi and her classmates were stranded on a seemingly deserted island. Mutsumi found the other survivors, and used her wilderness knowledge to help them. She expects that they will be rescued in about three days, which doesn't seem so long to endure. However, she didn't account for the fact that the island is populated with gigantic killer insects. Her knowledge of butterflies, wasps, and more may be the only thing that will help any of her classmates survive to be rescued!

Yukiko comes to Tokyo from Ehime and continues to live in a place where she knows nobody. One day, she happens to meet a young man who comes and goes from her workplace.

For a thousand years, the Vikings have made quite a name and reputation for themselves as the strongest families with a thirst for violence. Thorfinn, the son of one of the Vikings' greatest warriors, spends his boyhood in a battlefield enhancing his skills in his adventure to redeem his most-desired revenge after his father was murdered.

In rugby, there is no ace striker, there is no number four batter, so who is the star of the team? The story begins at school entrance ceremony of Kanagawa High School where Kenji Gion, a small but gutsy go-getter joins the rugby club. He joins with his classmate, Iwashimizu, who has a complicated past and sub-captain Hachiouji, who always takes good care of his Club members. Lastly, there is Captain Sekizan, who has overwhelming powers but keeps his cards close to his chest. With such differences in both personality and physical performance, the team must learn to work and grow together so they can become the best.