The "light, vintage enigma" franchise follows the tale of an attractive yet vengeful boy from Kyoto and a teenage girl. The plot takes place in an antique store located within Kyoto's Teramachi Sanjou shopping district. Unexpectedly, Aoi Mashiro, a high school student, crosses paths with Kiyotaka Yagashira, the shop owner's son, and lands a part-time job at the store. Kiyotaka, known as the "Holmes at Teramachi Sanjou," partners with Aoi to solve curious cases presented by different customers.
The "light, vintage enigma" franchise follows the tale of an attractive yet vengeful boy from Kyoto and a teenage girl. The plot takes place in an antique store located within Kyoto's Teramachi Sanjou shopping district. Unexpectedly, Aoi Mashiro, a high school student, crosses paths with Kiyotaka Yagashira, the shop owner's son, and lands a part-time job at the store. Kiyotaka, known as the "Holmes at Teramachi Sanjou," partners with Aoi to solve curious cases presented by different customers.