Nyctophobia is a story about the bounds and limits of friendship. Five partners in a detective agency have been accidentally introduced to a conspiracy led by a multi-millionaire who is determined to shift the political landscape in America. Their attempts to expose the conspiracy are met with indifference by government intelligence agencies. Determined to stop the conspirators, they find their efforts complicated by their pledge to protect a 'lost child', and unexpected love interests. Their friendships, forged mainly in Vietnam, but also through years of working together, will find their relationships sorely tested and strained.