Tenpou Suikoden Neo

Shouko Azuma is a high school girl living in Chiba prefecture. When worrying about her future and college at a riverbank, her phone strap becomes hot with a mysterious light, forcing her to drop it and the cell phone into the water. From where the phone fell, a light from the river sucks her in, and she is sucked into the world of the classic story, Tenpou Suidoken. There, she meets the handsome Sasagawa no Shigezou.