Corrupting The Married Russian School Principal

[Story]
Maria senses that something is up with her daughter Erika,
so she purchases the school she goes to, and becomes the principal.
She's just about to do away with the slimy PE teacher Mr. Kuroki when suddenly her daughter is kidnapped.
She is told if she can endure 7 days of sexual training, Erika will be freed.
Can Maria make it through Mr. Kuroki's "persuasive" training?

[Characters]
Erika
A prideful tennis genius that always gets her way because her parents make huge donations to her school.
However, her PE teacher Mr. Kuroki steals her virginity, and turns her into a dick cleaner.

Mr. Kuroki
A slimy PE teacher at an all-girls academy who loves to sexually harass the students.
After he catches Erika jerking off her boyfriend, he blackmails her in making a sexual service contract with him.

Maria
Erika's mother. A former gymnast with a cold, controlling personality.
She runs multiple huge businesses, and can easily solve problems with her money.
She has a complex about her breasts, and is sex-less, save for the time she conceived Erika.

Contains 2 full color manga (part 2 and 3) of an original ero manga.

Part 2: 28 main pages / 30 pages total
Part 3: 46 main pages / 50 pages total

JPG / PDF formats