ヘルマンさんかく語りき

In Taisho-era Ginza, Cafe Berlin, a coffee shop run by three Germans, is surrounded by mysterious incidents. Cafe Berlin's mischievous manager Hermann and the waitress Saki will work together to solve the tragic mysteries that has got the town in a tizzy! A subversive mystery about an unlikely duo. (Source: Kadokawa, translated)