Charles Singh

When an icy spell is cast on Marian, which will ultimately freeze her heart and kill her, the Storybrooke residents place the blame on Elsa. Plus, Regina teams up with Henry to try and discover who the author of the fairy tale book is. Meanwhile, in Arendelle of the past, Elsa and Kristoff set off to stop Hans from attempting to take control of the kingdom.

As the circumstances surrounding Olivia intensify, the Fringe team investigates a perplexing case involving genetic mutation.

Seeking revenge against Anna, Erica heads to Hong Kong to carry out a mission to strike a lethal blow. Meanwhile, Anna learns that Tyler's phosphorous level is too low - even after the Red Rain - and he might become useless to her. Plus, Lisa and Diana (recurring guest star JANE BADLER) bond, as they begin to form an alliance against Anna.

Erica, now officially in charge of the global Fifth Column, leads them in a high risk attack against Anna. Anna meanwhile, growing closer in her plan to destroy humanity, finds a major obstacle in a certain Live Aboard candidate. And Ryan sneaks back onto the Mothership to try and rescue his daughter. Recurring guest stars include JANE BADLER as Diana, MARK HILDRETH as Joshua, ONA GRAUER (Percy Jackson & the Olympians: The Lightning Thief) as Kerry Eltoff, Christopher Shyer as Marcus, Bret Harrison as Dr. Sidney Miller and MARTIN CUMMINS (Kyle XY, Shattered) as Thomas.