Finally some character development

Through this episode the show's starting to take a slight development with the main trio's relationship; Aoto is starting to wonder about the nature of her relationship with Enomoto, Serizawa starts to develop a liking to Enomoto especially when he realizes how he can make use of him to beat down the cops. The term "Team Enomoto" makes its first appearance in this episode.
Also, there's a bit of a cliffhanger near the end that leaves us anticipating to find out about Enomoto's real identity.
All in all, you can say this episode is the point in the show where the story finally starts to take a curve upwards with the background story not just the murder cases.

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