17岁的职业将棋手桐山零，年幼时失去亲人，孤独的他在与川本三姐妹的相处中不断成长，逐渐找回了失去的东西。
Ryunosuke Kamiki
Rei Kiriyama
Kasumi Arimura
Kyoko Koda
Kana Kurashina
Akari Kawamoto
Shota Sometani
Harunobu Nikaido
Kaya Kiyohara
Hinata Kawamoto
Kuranosuke Sasaki
Kai Shimada
Ryo Kase
Toji Soya
Gin Maeda
Someji Kawamoto
Issey Takahashi
Takashi Hayashida
Hideaki Ito
Masamune Goto
Etsushi Toyokawa
Sachika Koda
Ryo Iwamatsu
Takanori Jinguji
Shigeru Saiki
Sakutaro Yanagihara
Tomoya Nakamura
Tatsuyuki Misumi
