Ken, a son who is worried after being ridiculed for being the only virgin in his class, decides to consult his mother Jun. "Please, Mom...teach me about women." Jun begs her son, and reluctantly lifts up her skirt to show her shorts. "Now you can brag to your friends, right? But you're only going to see them." But her words don't get through to her son, and he gets excited by his mother's thick hair that can be seen through her shorts, and reaches out to touch it...