Seeking the "woman of his dreams", Kikunosuke visits Hokkaido and meets Masumi, the only daughter of the Zippi Ranch that raises great racing horses, Okamura, her grandfather, and Yamada, a stable hand who is secretly in love with Masumi. Zippi Ranch is targeted for acquisition by Sengoku Farms, which has constantly acquired small ranches. Naoto, the son of Sengoku, grew up with Masumi and raped her in the past. With the horrible experience, Masumi has become fastidious about sex. Began working at Zippi Ranch, Kikunosuke spends a night with a hostess, Ayumi, whom he met at a club Naoto owns. Sleeping with numerous customers to support the club, Ayumi has been sexually frigid, but Kikunosuke gives her an orgasm with his technique, Kinuta. The sex master, Kikunosuke, stands up to rescue a troubled woman mentally and physically.

The creators are all women, and the work is written from a female perspective, depicting the love and sex feelings of modern women... What is the trigger that brings about a change in the ordinary sensibilities of 27-year-old office worker Miki (Mochizuki Rumi)...?

This coming-of-age story from Japan opens just after 17-year-old Sataka has gotten dumped by her boyfriend. When her mother is hospitalized with a malignant stomach ulcer, Sataka is left alone with her emotionally repressed father; whiling away the hours one day, she comes across a love letter written to her mother 24 years earlier. Deciding to track down the letter's author, Sataka eventually finds Shinichiro (Hiroyuki Sanada), an overweight slob who was abandoned by his wife years earlier and now spends his time hanging around pachinko parlors. Determined to clean him up and reintroduce him to her mother, Sataka nags Shinchiro until he finally agrees to her demands, and a gradual friendship develops between the two as Sataka drags him to the gym and a clothing store. But once Shinchiro's makeover is complete, he turns the tables on his young friend, and when the time comes for him to meet Sataka's mother, all concerned parties find themselves embarking on a new phase in their lives.