Ran Matsuno is a beautiful girl who has been married for 5 years. Outsiders always look at her with admiration: a rich family, beautiful, married to a handsome, talented, charming husband. Moreover, she always appears proper whenever she is invited to drink by the men at SEXTOP1. But is Ran really a perfect person? Why does Ran always stay at the office to work late every night? Could Ran be an immoral exhibitionist? If someone sees that side of Ran, will Conan choose Haibara instead? Will little Ran with her stunning figure make the men at SEXTOP1 even more intrigued by the mystery? Stay tuned! A hint is that in this series, little Ran has some outfits that are quite 'extremely sunny' :))))