Say goodbye with a smile! The one and only erotic angel: honorary virgin! Tsubomi-chan's retirement work from One's Factory. With gratitude for her 16 years of AV sex, let's go on a free and easy graduation hot spring trip of healing and naughtiness! Smile innocently and blushingly and eat whatever you want! Rare shots of munching time and fun dream fireworks that you don't see often! Plus, the final 3P sex in the AV and a facial of gratitude are full of erotic and cute heart-pounding moments! Until the very end... Tsubomi-sama was the most mysterious girl in the world!