Doctor Who - The Companion Chronicles - The Magician's Oath

In the midst of a sweltering July heatwave, a tube train is discovered engulfed in snow, and a tragic incident in Hyde Park leaves a crowd frozen in place. As the Doctor and UNIT delve into the bizarre weather phenomena striking London, their investigation leads to a street magician seen at the scene. Jo Grant and Mike Yates, determined to uncover the truth, defy orders, only to confront an ominous enemy with terrifying abilities.