After moving into his new apartment, Wataru is surprised to find the Fusono sisters living right next door, the same pair who knew him as a quiet child years ago. Tomoka and Fumie, now confident and curvaceous adults, greet him with warmth that quickly turns more attentive as they note how much he has grown. They invite him in to reminisce, their conversation laced with playful glances and lingering touches that hint at deeper intentions. By evening’s end, Wataru senses the sisters are eager to turn their renewed connection into something far more personal.