Ep. 4: Episode 4

4

In a flashback or dream, Keith sees Erika Kazumi Flick tortured and killed. He and Koku each go to the royal library for research. Lily demands Keith use his genius to explain the mysteries underlying the crimes. Boris accidentally invites the team to a drinks party at Keith's. Bran discovers that the entire precinct is being surveilled, but he is attacked before he can leave the building. (Source: Wikipedia)