The Moon Is a Harsh Mistress

On Luna - an open penal colony of the twenty-first century - a revolution is being plotted. The conspirators are a strange assortment: an engaging jack-of-all-trades, his luscious blonde girlfriend, and a lonely talking computer. Their aim - the overthrow of the hated Authority.
But things don't go according to plan, and their independence may ultimately prove harder to maintain than it was to seize...