"I... have only been interested in 2D until now. Teach me about the 3D world." The unremarkable, bespectacled and plain girl Ayu-chan recently got a boyfriend and frankly confessed to him what she had done so far and what she wanted to do from now on. Hearing this, he said, "So you've never seen this before, huh?" and thrust his penis in front of her eyes! Surprised yet curious, Ayu-chan reached out her hand and began to stroke it.
