Alias (2001)

S1E19 Snowman

Sloane starts to doubt Noah's loyalties as tension builds between him and Sydney. In the meantime, Sydney digs deeper into her mother's past, unsettling Jack in the process. K-Directorate sends a hitman known as the Snowman to eliminate Khasinau, also referred to as "The Man." Will and Francie confront Sydney regarding a strange airline ticket stub discovered in her jacket.