| Holmes, a young man whose family runs an antique shop in Kyoto, has the unique ability to read people and instantly distinguish genuine and high value antiques. When a local high school student, Aoi Maki, starts working alongside Holmes, together they begin to unravel the many mysteries surrounding the antiques brought to the shop. | 
| Name | Character | Episodes | 
|---|---|---|
| Miyu Tomita | Aoi Mashiro (voice) | 12 | 
| Koji Yusa | Enshō (voice) | 12 | 
| Kaito Ishikawa | Kiyotaka Yagashira (voice) | 12 | 
| Yui Horie | Saori Miyashita (voice) | 12 | 
| Rikiya Koyama | Seiji Yagashira (voice) | 12 | 
| Sayaka Ohara | Yoshie Takiyama (voice) | 12 | 
| Ryohei Kimura | Akihito Kajiwara (voice) | 12 |