Nagi Oshima quits her job, cuts off everybody she knows (including her boyfriend), quits social media and cancels her cellphone. To restart her life, she moves to an old apartment in the suburbs of Tokyo. She wants to have a pleasant and free life, not caring about other people.

While combing through the belongings of his recently deceased aunt, Matsuko, nephew Sho pieces together the crucial events that sank Matsuko's life into a despairing tragedy.

The 47th NHK Taiga Drama is a life story of Princess Atsu, who was born in Kagoshima Prefecture, then called Satsuma, and became the wife of Tokugawa Iesada, the 13th shogun of the Tokugawa shogunate. She accedes to the highest rank in Ooku, the inner palace of the Edo castle where women related to the reigning shogun resided. Iesada dies soon after their marriage and Atsuhime assumes the name Tenshoin at the age of 23. She exerts herself for the Tokugawa clan and for the nation during the upheaval in the Meiji Restoration, headed by those from Satsuma.

Omameda Towako recently become the president of the construction company "Shirokuma Housing". She has experienced three divorces and is currently living with her 15-year-old daughter, Uta. Although Towako has been divorced thrice, she remains bright and lives her life strongly. However, her life is constantly disrupted by her three troublemaker ex-husbands.