While Nolan is held captive by Rosalind, the LAPD and FBI (including Feds characters Brendon Acres and Laura Stensen) work frantically to locate and dismantle the trap.
The episode centers on a elaborate death trap designed by Rosalind. [S5E4] The Choice
Officers Tim Bradford and Lucy Chen enter the basement area below the tank. The situation is particularly triggering for Lucy, who survived a similar ordeal at Rosalind's hands in Season 2. While Nolan is held captive by Rosalind, the
Firefighter Bailey Nune is lured to an abandoned house for a fake medical emergency and falls into a concealed metal tank. [S5E4] The Choice