Tara Duncan Episode 17 - The Four Parchments Episode Title:The Four Parchments.Episode Description:Tara, Cal and Sparrow have got their hands full with Serena, who is back again, trying to gain control of the transfer portals. This time around, Fafnir, is the one that will get the young Spellbinders out of trouble as she is the only one who has the power to walk through walls.