中澤サカキ

The background to and depiction of a watershed battle in Japanese history, at Sekigahara in 1600, when Tokugawa Ieyasu's Army of the East defeated the Army of the West of Ishida Mitsunari. The story includes the intrigues and shifting loyalties of the various retainers, family members, and samurai.

Satsuki Yamamoto, a teacher at Kairei High School. Satsuki had been secretly living with her student, Tsutomu, in a semi-cohabiting arrangement. When Tsutomu's junior female student, Riho, discovered their relationship, she was shocked. This was because Riho had admired Satsuki as a teacher. As Tsutomu's graduation approached, the three individuals' intentions began to shift...