Develop the sexual sensitivity of the active idol, Saya Tachibana! As her hands tremble with nervousness, she goes through a parade of first-time experiences! She loses herself in sex in a closed room and writhes in agony, gasps in shame as her genitals are shown on a large monitor, and cums over and over again in her first threesome! She's stunned by the massive squirting! Her reason collapses with pleasure, and Saya Tachibana becomes an adult... a film of joy and climax!