William Watt wants answers about his family's murder.

Peter Manuel has them.

But Peter Manuel is a liar.

William Watt is an ordinary businessman, a fool, a social climber.

Peter Manuel is a famous liar, a rapist, a criminal. He claims he can get hold of the gun used to murder Watt's family.

One December night in 1957, Watt meets Manuel in a Glasgow bar to find out what he knows.