VEC-459 Mother's best friend Yumi Sakurai

Even though he was a student taking entrance exams, he was unable to concentrate on his studies and was at a standstill. - I immediately start thinking about lewd things and can't go back to studying until I pull out once. - Manabu is troubled by these worldly desires when his mother's best friend Yumi comes to visit. - Manabu is completely charmed by Yumi's seductive adult charm, and puts aside his studies to indulge in pleasure, but then Yumi comes to check on him...