Upon landing in Rome, Cassie deals with her sudden feelings of loss, and Megan confesses that she has secrets of her own. Back in New York, Cassie doubles down on finding Miranda by unceremoniously crashing Alex’s memorial service. Searching for intel on the Sokolovs, Annie ambushes Alex’s former colleague Sabrina and calls in a favor with a client.

Cassie follows a surprising paper trail to a suspiciously empty private jet service. Later, a visit from her brother Davey forces Cassie to confront her memories of her "unconventional" childhood.

With Miranda on her tail and the FBI closing in, Cassie enlists Max in a plan that involves breaking and entering, computer fraud, and too much vodka. Meanwhile, Annie is forced to repay an ominous favor to a client, and Megan's secrets threaten to come to light.

Now almost a year sober, Cassie has started fresh in LA with her supportive new boyfriend, Marco. But her side gig moonlighting as a CIA asset soon finds Cassie entangled in an international murder mystery… again.

After attempting to get Megan safely out of Reykjavík, Cassie fears she’s being framed for murder when two bodies are found in Echo Park.