Hikari, whose husband's colleague and his wife are hospitalized due to an accident, is forced to take care of their son only during spring break. Hikari, who had no children, was confused but enjoyed a fresh life. Even though it is Shota, Masato, who has an unusually sexual knowledge, is directed at the light of his erotic body, and before he knows it, he is transformed into a sow semen tank. What is the fate of Hikari, who continues to be squid by repeated seeding training sex every day, and her female instinct wakes up and she becomes pregnant with Masegaki's child?