The Immorals(2006)

Jokei Kazoku - Inbou

The Immorals is a series that follows Tatsuya, a young man drawn into the orbit of a corrupt political dynasty. For four decades, Governor Arimiya Kamoshige has wielded his power to accumulate wealth and influence, leaving a trail of ruined lives in his wake. When Tatsuya's father—once Kamoshige's trusted associate—is framed and cast out, he makes a deathbed plea: avenge us. Tatsuya infiltrates the governor's inner circle as a secretary, but Kamoshige dies unexpectedly within months, taking the passcode to a hidden fortune to his grave. As the Arimiya family fractures in a ruthless scramble for the concealed money and control, Tatsuya executes his long-planned revenge from within their ranks. The series blends political intrigue with personal vendetta as power and corruption collide.