"I can trust Takeshi." When Masumi heard that her only daughter Mei, who had just reached the age of marriageable age, had started dating her childhood friend Takeshi, whom she had met for the first time in five years, she couldn't help but feel happy as a mother. A few days later, Mei brought Takeshi home. Masumi greeted the now grown-up Takeshi with a smile. After that, Masumi couldn't help but see Takeshi's erect penis approaching Mei... Masumi couldn't forget the "presence" of Takeshi's huge penis...