Lockdown - [s2e7]

: The HAZMAT team eventually confirms the powder is harmless baking powder (or otherwise non-toxic), and the lockdown is lifted. Brooklyn Nine-Nine recap: 'Lockdown' - Entertainment Weekly

: Following Amy’s advice, Jake eventually regains control by dropping the "fun boss" persona and threatening to arrest anyone who challenges his police authority. [S2E7] Lockdown

: The 42 civilians trapped in the precinct eventually split into four groups that Jake must manage: The Dirty Dozen : A group of vocal, frustrated individuals. The Normies : The average citizens caught in the mess. The Doink Meisters : A group of younger, rowdy individuals. : The HAZMAT team eventually confirms the powder

: Jake initially tries to keep spirits high by granting everyone's demands—such as excessive food and entertainment—which leads to a loss of authority. The Normies : The average citizens caught in the mess

: Holt encourages Terry to stand up to Zeke. When Zeke assumes Holt is a "terrible boss," Holt leans into the role to help Terry bond with his brother-in-law over their "shared struggle".