A modern-day empress who reigns on high as the head of the Mamiya Group. As a young widow, her exceptional talent and sharp insights shot her to the top of the business world like none before her, and she has ruled over it with an iron grip ever since.

Though technically getting on in her years, she maintains an eerily youthful appearance.

A rare and regal beauty, as stunning as Marie Mamiya herself. As the owner of the Royal Family Fitness Club run by the Mamiya Group and Sugimoto Pharmaceuticals, she is plotting to facilitate the latter’s acquisition as a subsidiary under the Mamiyas in the hope of following in the footsteps of her hero, Marie.

Pressured into marriage with Kisaku as part of a political ruse by the Mamiyas and Sugimoto Pharmaceuticals, she regards her husband with contempt, treating him no better than a dog to ensure her absolute authority.

Obsessed with preserving her youth and good looks, perhaps even more so than Marie.

Like the protagonist, Maki shows up at Royal Family to pursue her dream of becoming a fitness instructor. Young, starry-eyed, and friendly to a fault, she hits it off with Yukio at once. Much to her delight, she’s hired on the spot, too... but is it really what she signed up for?

An A-list actress adored for her small- and silver-screen roles, with legions of diehard fans and no shortage of male admirers thanks to her sublime, timeless beauty. As is often the case in showbiz, things aren’t always as they seem, however, and though the protagonist falls for her sweet facade at first, he soon gets to know the real her...