Dizi Adı: Once Upon a Time
Bölüm Adı: Firebird
Sezon/Bölüm: 5. Sezon 20. Bölüm
Yayın Tarihi: 1 May. 2016

Hades turns to the heroes to ask for help with getting Zelena back from Rumplestiltskin and Peter Pan. In return, he offers to take all their names off their tombstones. However, when Hook is still unable to leave, he and Emma must journey into the depths of the Underworld. Meanwhile, Cruella De Vil is determined to keep the heroes trapped in the Underworld. In flashbacks, Emma searches for answers about her family and makes an unexpected friendship.