Chisato, a woman who has been married twice and divorced both times. In both cases, the other party had stepchildren, and even now, after breaking up with her ex-husbands, she continues to interact with her two step-sons. However... it's not the kind of interaction that is generally said in society, but a physical interaction between men and women covered in mucus. That's right, Chisato has somehow gotten pregnant with the sons of her ex-husbands. And now she is actively looking for a husband with the aim of her third marriage. The thing is, she finds a partner so quickly...