Black Marigolds explores the relationship between two people and how no matter how close they are, the biggest secrets are the last to come out. When they first arrive at a romantic cabin in Northern California, Kate has no idea that her husbands greatest secret, lie, and demise are already locked away in his mind.

Black Marigolds is the story of Ryan (Noah Bean) and Kate (Rachel Boston) traveling to a cabin in the woods so that he can finish his second novel. Once there Kate must navigate a maze of happy and disturbing moments while Ryan refuses to see anything unusual happening.