Two women, Tokiko, a ceramic artist, and her apprentice, Haruka, are in a relationship. The couple is not an intrinsic lesbian, but they fell for each other by chance.
Arima Kousei won numerous piano competitions while under the strict watch of his mother. He was known as the human metronome during that time. Since the death of his mother, Kousei has been unable to hear the sound of his piano. He then meets Miyazono Kaori through childhood friend Sawabe Tsubaki. Kaori plays the violin and has a free sprit. Since meeting her, Kousei is able to face the piano again. Meanwhile, Kaori holds a secret.
Kenichi Shibuya is a 50-year-old salaryman who divorced a few years back. Since the divorce, his relationship with his daughter has become awkward. One day, Kenichi Shibuya and his boss Yumi Ayase are struck by lightning and die. They go to the afterlife. There in the afterlife they hear of a legendary soup. If someone drinks the legendary soup, that person is reborn, but the reborn person has no memories of their prior life. Kenichi Shibuya then searches for the secrets in the legendary soup, hoping to be reborn, but not forget his daughter.
The year is Seitoku 2 (1712), and Japan has a new ruler. But Ietsugu, the 7th Tokugawa shogun, is only four years old. The power vacuum this creates has Edo Castle roiling in political intrigue and personal positioning of all kinds.