Complete story — includes the ending
A year after Halloween Part III, Jake, Amy and Holt agree on having another heist to prove once and for all who is in fact the true detective/genius in the 99. Holt begins to thwart Jake plans by choosing Charles for his team, while Rosa fully commits to Amy's antics. Meanwhile, Hitchcock and Scully are given the task to watch Terry, as the crew suspects he has something up his sleeve when he refuses to be a part of the heist. Gina proves who the "Ultimate Human/Genius" is.
Sources and content license
Source and revision history · Adapted from Wikipedia contributors, Brooklyn Nine-Nine season 4. HTML formatting and reference markers removed. · Content license