A tale of guilt and redemption, Elijah Goodman is a London investment banker who has survivor guilt after escaping a bus crash. Caught between two women, the love of his life who has walked away, and a pretty young girl Elijah saved from the crash, he walks the tightrope between a downward spiral and outright oblivion. It is by the Thames that an old phone box begins to ring out, desperate to grab Elijah's attention. The caller on the other end, the Voice, instructs Elijah on where to be and when to be there to avert future disasters and loss of life. But as with all things that seem too good to be true, this knowledge comes at a price, and the Voice expects to be paid. Mouth is a psychological thriller told from the first person perspective of Elijah Goodman, a young man with a bright future, but who gets caught up with drugs, crime, and the whims of a tormentor who knows more than is possible.