S1, E2: Tolkien took his inspiration from European legends. The first stage of our quest for the sources of the imaginary world takes us to the forest of Brocéliane. Nicolas Mezzalira reveals the legend of Merlin: his birth, romance with the Lady of the Lake, and his first prophecy. The numerous resemblances to the character of the magician Gandalf reveal the extent of Tolkien's force and originality.