Tantei Opera Milky Holmes Dai 2 Maku

Synopsis

After spending the night searching for Henriette, the girls discover that the Academy is being shut down and all its residents being transferred elsewhere except for Milky Holmes. As both Milky Holmes and the Gentleman Thieves start to lose their grip on reality from missing Henriette, Cordelia unleashes a strange power that traps everyone in an illusion. Kamaboko manages to get Stone River out of the illusion, who in turn gets help from Hercule to rescue everyone else. As the Gentlemen Thieves part ways, Milky Holmes decides to start up a new Holmes Detective Academy.

(Source: Wikipedia)