Snowman is the 19th episode of Season 1 of Alias. Sloane begins to question where Noah's true allegiances lie, as passion ignites between Sydney and Noah. Meanwhile, Sydney continues to uncover new information about her mother, which disturbes Jack. A rogue assassin known as the Snowman is dispatched by K-Directorate to kill Khasinau, a.k.a. "The Man". Will and Francie confront Sydney about the mysterious airline ticket stub found in her jacket.