S04e05 — Boris

: Archer attempts to lure Katya away from Barry by using a "viscous coupling" (a mechanical part) as a pretext.

: Archer's plan backfires when it's revealed that Katya is actually happy with Barry (or at least prefers him to Archer). Boris ends up having to facilitate Barry’s various tantrums and mechanical needs as the "mastermind" behind the scenes who keeps the KGB operations running despite Barry's erratic behavior. Key Character Dynamics Boris s04e05

: Some fans believe Boris is the true genius behind the KGB, subtly manipulating Archer and Barry to maintain his own position of relative safety and power while they destroy each other. : Archer attempts to lure Katya away from

: Throughout the series, Boris is often the only one who can handle Barry's "Other Barry" internal dialogues. In this episode, his deadpan reactions to the high-tech cyborg drama provide much of the humor. Key Character Dynamics : Some fans believe Boris

The story follows Archer’s attempt to break up Barry and his former fiancée, Katya Kazanova (who is also a cyborg), after Archer receives a distress call from her. Boris, Barry's long-suffering second-in-command at the KGB, is caught in the middle of their dysfunctional relationship and Archer's sabotage.

In Season 4, Episode 5 of the animated comedy (titled "Viscous Coupling" ), the character Boris plays a pivotal role in the plot involving his cyborg boss, Barry Dylan . Episode Summary: "Viscous Coupling"

: Boris is seen managing the day-to-day absurdities of Barry’s leadership. In this episode, he notably deals with Barry's obsession with Archer and the fragile state of Barry and Katya's domestic life in Russia.