Asami and Rina are two sisters who are both professional shogi players in the same B League. Both are also unsatisfied with their partners — Asami is in a slump and is danger of slipping into the C League and she blames her husband Kazuya, and Rina is tired of her boyfriend Hiroki, an unsuccessful musician.

Reparto

瀬戸朝香

Asami Honjo

塚本晋也

Kazuya Miyamae

市川実日子

Rina Honjo

Jun Murakami

Hiroki Yajima

山口美也子

Yoshie Honjo

大杉漣

Muraoka

鈴木一真

Takahara

辻香織

Yū Tokui

Rieko Adachi

千葉雅子