At the beginning of the Taisho Era there was a man in Tokyo running his private detective agency, and Mikagura Tokita was his name. Three young girls attracted by his genius joined him to help with his job. Will there be any culprit who would surpass their united wits?

This is the continuation of Mikagura Shoujo Tanteidan. The events from the past will chase the members of the agency. Will they be able to outstand enemy's intrigues? And will be Tokito ready to find out the truth?

You take the role of a Mahjong player arriving in an imaginary town populated by characters from various Elf titles. Traveling through the town, it is up to you to challenge and defeat them all. This game is a non-canon crossover made by Elf itself.