Mostly Harmless is the fifth and final part in Douglas Adams' much-loved cult classic series, The Hitchhiker's Guide to the Galaxy. Arthur Dent hadn't had a day as bad as this since the Earth had been blown up. After years of galactic wanderings, Arthur finally settles on the small planet Lamuella and becomes a sandwich maker.Looking forward to a quiet life, his plans are thrown awry by the unexpected arrival of his daughter. There's nothing worse than a frustrated teenager with a copy of The Hitchhiker's Guide to the Galaxy in their hands.When she runs away, Arthur goes after her determined to save her from the horrors of the universe. After all – he's encountered most of them before . . .