Strangers and Brothers

Episode 4 (1x4)

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For Lewis Eliot, life with Sheila is difficult and rumors have it that she has left him because she prefers women. She decides to try her hand at writing at the encouragement of publisher R. S. Sullivan but it leads to yet more disappointment. Lewis and Leonard March are called called into the Foreign Ministry where they're told by Leonard's brother, Sir Philip March, of suspicions that he and Herbert Getliffe are suspected of having taken advantage of insider information to profit on a government-issued contract.