"Second Skin" is a BBC Books story adventure book written by Richard Dungworth and based on the long-running British science fiction television series Doctor Who. It features the Tenth Doctor.
This is part of the Decide Your Destiny series which makes you choose what happens in the books.
When you find yourself on a twenty-third century space station, you soon realise a dangerous alien parasite has taken over most of the people on-board. Can you and the Doctor destroy it before it reaches Earth?
Source: Wikipedia Second Skin
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