Origin of Sword Master: Captives of the Killer

Rifle and his adopted dad, James, are kidnapped, but no one knows they're alive! They must find a way to escape, but that proves difficult with high-security rooms, highly trained guards and dangerous weapons at the villain's disposal. Ambitious teenager, Tilly, teams up with Grandfather to capture 'werewolves' that supposedly committed bank robberies. Tilly thinks there's a connection between Rifle and James' disappearances and the werewolves, but how will she be able to prove her theory? ...