Revelations - The Initial Journey

The Miracle Maker (1x22)

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14th century. England is in the midst of the Black Plague. Jess unexpectedly saves Morgan, a performer at a local market who is revealed to be a conman, selling fake potions to "cure" the plague from a heckling crowd. A crippled boy comes to Jess's aid and although Morgan and Jess are quarantined - Morgan discovers that miracles really can happen if he refrains from spreading false hope.