is the fifth episode of the fourth season of the fantasy-drama series Once Upon a Time , which originally aired on October 26, 2014 . Episode Summary
It is revealed that the Snow Queen intentionally led Emma and Regina to her lair to feed off Elsa's fear and Emma's insecurities. Her ultimate goal in this episode is to recover Regina’s magic mirror , which is imbued with dark magic. [S4E5] Breaking Glass
The episode features flashbacks to 1998, showing a young Emma in a group home. She befriends a girl named Lily , but their bond is broken when Emma discovers Lily lied about her background. is the fifth episode of the fourth season