Mariko Kawana: Female Cat Stepmother.

The old Bizan family. Samon, the head of the family, his older brother Tamio, his wife Fumiko, and his younger brother Takuichi, who was adopted by his relative the Koga family, and his wife Yuko. Freelance writer Sumie was hired to write Samon's biography. Samon, who had fallen in love with her before he knew it, proposed to her out of desperation...