Nishida, who accidentally received the package addressed to her neighbor's wife, Yuka, was caught up in a sexy lingerie unveiling party. While I wonder why this is what happens, Nishida is curious about Yuka's changing clothes. I made up my mind and looked into the bedroom, and found Yuka, struggling with her front hook bra. I can't take my eyes off the beautiful breasts that pop out every time the hook comes off. Then, Yuka notices Nishida's passionate gaze and asks him to help her change clothes...