The star of this production is Yuna Shina!! A beautiful woman with a bewitching smile that captures the viewer's heart, exuding a fragile yet solid presence! A popular actress who has been steadily expanding her fan base since her industry comeback, she has agreed to appear in a REbecca production for the first time in about a year! The concept of this work is that you, who are busy working in the city center, make time and secretly plan a dangerous adventure with Yuna-chan, avoiding prying eyes... The mature physique radiates a dense and intoxicatingly rich pheromone even through the screen, revealing the figure of a woman at her prime. When asked about her favorite outfit, she smiles and says, "I like purple, so I liked the sheer underwear." A secret rendezvous with Yuna-chan, a beautiful and immoral world from which there is no return...