The Mika always had the sexual relationship that was higher than Takeshi and the Parent and child of the son. However, usually contact Takeshi strictly so that be not realized in front of the husband. But, at the moment when a husband disappeared, the Mika becomes mother who is eroticism eroticism for Takeshi; the care of the restroom did a hand biography of bathing and the Masturbation together, and flowed into it for the greatest love, and doted on Takeshi.