Hotline is a murder mystery about Attorney Hazel Clarke. She is a straitlaced perfectionist who only cares about winning court cases. That all changes when her estranged sister Chelsea shows up. Hazel wrestles Chelsea out of her house but not her life. Soon after their reunion, Chelsea's dead body is discovered and her death is ruled a suicide. To soothe her grief Hazel begins working at a suicide hotline. But as evidence mounts, we're left to wonder is Hazel our hero or our villain?