The Doctor’s old friend and fellow Period Lord Teacher Chronotis has retired to Cambridge School – where nobody will notice if he lives for years and years. But now he requirements help from the physician, Romana and K-9. When he remaining Gallifrey he took with him several small souvenirs – most of them are harmless. But one of them is extremely harmful. The Worshipful and Old Regulation of Gallifrey isn’t a reserve for Period Tots. It is one of the Artefacts, dating from your dark times of Rassilon. It must not be allowed to fall in to the wrong hands. The sinister Skagra most definitely has the wrong hands. He desires the reserve. He really wants to uncover the truth behind Shada. And he wants the Doctor’s brain… Based on the scripts for the original television series by the renowned Douglas Adams, Shada retells an adventure that never managed to get to the screen.