Logline: In “Shadow Emperor,” yakuza kingpin Ryuichi Yugao seeks to reclaim the Japanese throne his ancestors lost 600 years ago by obtaining three sacred objects: a sword, a mirror, and a jewel. He hires ex-SAS commando Hugh Scott to infiltrate the heavily fortified Imperial Palace of Japan and steal the regalia. As Scott embarks on this perilous mission, his actions set off a series of events that plunge Japan into turmoil, threatening the nation’s stability and future.