It has been 105 years since writer Samuel Langhorne Clemens, better known by his pen name "Mark Twain," took his final breath.

But, nearly identical in appearance, personality, and authentic dress, you would think he was sitting in Tom's living room today-a traveler brought here through some freak accident involving time and space.

You see, Tom has managed to inherit a most unusual houseguest. Not a doting relative or an old friend but a stranger who claims to be Mark Twain himself-a man who looks and acts the part, down to his dry wit and dramatic panache. One whom Tom knows...