After his defeat by Rugal , he is brainwashed by his secretary Vice to fight his son , Kyo .
Saisyu Kusanagi is the previous head of the Kusanagi clan , who left his family to face worthy opponents across the globe .
After Saisyu Kusanagi 's defeat by Rugal , Saisyu Kusanagi is brainwashed by his secretary Vice to fight his son , Kyo .
Saisyu Kusanagi is the previous head of the Kusanagi clan , who left his family to face worthy opponents across the globe .