A clumsy but cheerful fisheries student struggles to find her place at a research institute renowned for its tuna cultivation. The work isn’t easy.

Saki’s father is an alcoholic and her mother is a follower of a new religion. She sees her father’s strange behavior and her mother’s loneliness. Her family is collapsing, but…

In 1701, an insult led to a sword slash between the heads of the Ako clan and the Kira clan in Shogun’s court. The head of the Ako clan was…