Release Message:  The Doctor (Peter Capaldi) and Clara are called back to earth when Rigsy gets a strange tattoo on the back of his neck.

Description:  The Doctor and Clara are called back to earth when Rigsy discovers a strange tattoo on the back of his neck that appears to be counting down to zero. Their investigation leads them to a hidden street in the middle of London, the discovery that Rigsy has been issued a death sentence, and one of them facing the choice of having to make the ultimate sacrifice; to face the Raven!