Paul is the writer living in a lonely lodge detached. Recently its affairs go not really: the customer rejected his latest book, and he tries to forget about failures by means of alcohol. However the hermit's life sharply changes when he meets the stranger, helping it to avoid a fight in roadside cafe. Having learned that the stranger travels with light baggage, Paul suggests that to stop at him on a lodging for the night. The stranger unexpectedly shows interest in the writer and offers a new plot for his book. But who is he such and what is meant by a mysterious tattoo in the form of a black butterfly on his body?