After Lex is attacked by a mysterious stranger, he and Clark both discover the last surviving member of the Veritas group who holds the secret to controlling the Traveller.
Mary Margaret is unable to convince David that Arthur could be dangerous and decides to takes matters into her own hands; Hook's love gives Emma hope.
Alice concocts a plan to find Cyrus and uses his genie bottle as bait to find out who she's up against and who her real friends are.