Thread:Nightlily/@comment-26967699-20160720230347/@comment-91424-20160721191247

Ingrid did cast the protection spell. In "Heroes and Villains", Emma says, "The wall may be down, but I sense that some of Ingrid's magic remains. (Touches barrier) Yeah. (...) She wanted to be here alone with (Elsa) and me. She wanted to make Storybrooke her ice castle, and clearly she wanted to protect it."