ABC's "Once Upon a Time" - Season Five

ONCE UPON A TIME - "Our Decay" - Emma, Snow, David, Regina, Robin, Henry and Hook continue to search for a way to free everyone from the Underworld. At the mercy of Hades, Gold creates a portal to Storybrooke, which transports Belle, Zelena and Baby Hood to the Underworld. While Zelena and Regina get into a sibling squabble, Belle is reunited with Rumple only to learn some tremendously shocking news that will change her life forever. Meanwhile, Snow and David hopelessly attempt to send a message from the Underworld to their son, Neal. In flashbacks, Hades learns about Zelena's very special spell and pays her a visit in Oz with the intention of striking an alliance, but finds himself with more than just a partner in crime, on "Once Upon a Time," SUNDAY, APRIL 3 (8:00-9:00 p.m. EDT) on the Disney General Entertainment Content via Getty Images Television Network. (Photo byJack Rowand/Disney General Entertainment Content via Getty Images) GREG GERMANN, REBECCA MADER