In a future, post-apocalyptic Los Angeles brought about by nuclear decimation, citizens must live in underground bunkers to protect themselves from radiation, mutants and bandits.

When Cole is investigated by the FBI, Murtaugh is forced to question his loyalty to his own partner. Meanwhile, Cole works a case that puts Natalie’s fiancé, Andrew, into the…

Against Murtaugh’s advice, Cole reaches out to Tom Barnes to help with a case that hits close to home, putting Murtaugh and Cole’s partnership to the test. Meanwhile, Trish prepares…

To fix a Los Angeles nuclear reactor that’s on the verge of a cataclysmic meltdown, Walter and the team must reluctantly enlist the help of a troubled former member.

Murtaugh turns to Cole’s former mentor for help on a high-stakes cartel case. Murtaugh and Trish meet Natalie and Maya for the first time. Tensions mount between Bailey and ‘The…

Cole confronts his past when his former mentor delivers alarming news, as he and Murtaugh investigate a robbery of safe deposit boxes. Murtaugh clashes with Trish’s new client and enlists…