The rise to power of the famed Lady Kasuga no Tsubone, who established the 'Ooku' (the women's quarters at Edo castle) and acted as nursemaid to Tokugawa Iemitsu, the future 3rd Shogun is chronicled in this historical drama. Intrigue and suspicion abound as the two brothers Iemitsu and Tadanaga vie for the post of Shogun, while behind the scenes the remnants of the defeated Toyotomi faction, lead by Lord Ishida Mitsunari attempt to discredit the Tokugawa Shogunate and regain their former position as rulers of the nation. The hidden battles between Shogun Hidetada's wife and mistresses of the 'Ooku' come to light as they force the two brothers into a life or death struggle.

A married long-distance truck driver falls for a significantly younger waitress at a roadside diner. Their affair brings tragedy to themselves and those around them.

The wife of a yakuza lieutenant tries to keep the peace when the clan's heir suddenly dies and a succession conflict threatens to break out.

Yuki, the wife of a leading member of the Domoto family, must assume her husband’s role as a yakuza boss while he serves out a prison sentence. As she grows into her new role, she manages to assert control and increase the influence of her organization. But when her husband is released from prison, she finds him a changed man, lacking the character necessary to be a powerful yakuza leader. Conflict ensues and their marriage is challenged by a desire for power.