Nana, an office lady in her third year at the company, has a gentle and quiet personality, but she is slow at work and is unreasonably bullied by her malicious boss, Katsuta. Nana has no memory of being treated kindly by a man in the office, so she opens Kokoro to her boss Mayama's kind words and before she knows it, she gets caught up in the pace of Mayama's obvious ulterior motives. "This is the first time I've been treated so kindly..." Nana, with the moist Hitomi of a wet puppy, appeals to her as a good person, but when she has an affair, her sudden change is amazing...