The TARDIS materialises in a hostile jungle on the planet Spiridon. Jo sets out alone to find help for the Doctor, who has fallen into a coma. She meets a party of Thals and is left in hiding aboard their crashed spaceship while they go to the Doctor's aid. The Time Lord, now recovered, learns of their mission to destroy a party of Daleks sent here to discover the native Spirid...$致敬第一季第一集。披块布假装里面有个隐形生物我服了$不知按当时的标准算不算复古?好多地方都可以看到1爷爷时第一个Daleks故事的影子。