When a tycoon passes away, he unexpectedly leaves the family fortune to outsider Tamayo on the condition that she marries one of the grandsons, pitting blood against blood.
When an American is murdered in a Japanese inn, Tokyo police detective Munesue follows the trail of the killer to New York. There he is joined by a New York City detective named Shuftan and together they sort out the crime.
To solve the mystery of a murder of an old governess which takes place at a wealthy Daidoji family's country estate, family secrets and lies dating back several generations must be sorted out once and for all.