Welcome to the official Once Upon a Time recap for Season 5, Episode 20 “Firebird” (original airdate May 1, 2016). Hades (Greg Germann) turns to the heroes to ask for help with getting Zelena (Rebecca Mader) back from Rumplestiltskin (Robert Carlyle) and Peter Pan. In return, he offers to take all their names off their tombstones. However, when Hook (Colin O'Donoghue) is still unable to leave, he and Emma (Jennifer Morrison) must journey into the depths of the Underworld. Does Hook leave the Underworld? What's in store for Emma and Hook and the rest of the heroes? Let's get to all the highlights with this week's Magical Moments!

Gold’s Kiss Fails: Gold’s attempt to wake up Belle with a kiss fails. When Pan comes to Gold to complete their deal, he suggests he putting Belle in Pandora’s box – in exchange for a heart, of course. See how this deal went down.

Gold's Kiss Fails|He kisses a sleeping Belle, but she doesn't wake.|Gold's (Robert Carlyle) attempt to wake up Belle (Emilie de Ravin) with a kiss fails. When Pan comes to Gold to complete their deal, he suggests he putting Belle in Pandora's box - in exchange for a heart, of course. From Once Upon a Time season 5, episode 20, "Firebird."

Cruella’s Plan: While Henry writes everyone’s unfinished business, Cruella announces that she will be in charge of the Underworld. She and the Blind Witch lock the heroes in the library to prevent them from leaving. Watch them spring their trap.

Cruella's Plan|The Underworld will need a new ruler.|While Henry (Jared Gilmore) writes everyone's unfinished business, Cruella announces that she will be in charge of the Underworld. She and the Blind Witch lock the heroes in the library to prevent them from leaving. From Once Upon a Time season 5, episode 20, "Firebird."

Hades Leaves the Underworld: While the heroes are stuck in the library, Hades, Zelena and her baby are at the portal. Zelena is concerned about leaving Regina behind, but Hades convinces her that the heroes will get there in time. Watch this clip.

Hades Leaves the Underworld|He and Zelena go through the portal.|While the heroes are stuck in the library, Hades (Greg Germann), Zelena (Rebecca Mader) and her baby are at the portal. Zelena is concerned about leaving Regina (Lana Parrilla) behind, but Hades convinces her that the heroes will get there in time. From Once Upon a Time season 5, episode 20, "Firebird."

Hook & Emma Say Goodbye: When Emma gets into the elevator, Hook reveals he’s not going back up with her – he’s staying behind in the Underworld. This is goodbye. Watch this heartbreaking moment.

Emma & Hook Say Goodbye|He never planned to go back with her.|When Emma (Jennifer Morrison) gets into the elevator, Hook (Colin O'Donoghue) reveals he's not going back up with her – he's staying behind in the Underworld. This is goodbye. From Once Upon a Time season 5, episode 20, "Firebird."

Pan Meets His Fate: Gold puts a heart into Pan, but it’s not Robin’s. It’s a heart filled with the River of Souls water, which turns Pan into dust. Gold says goodbye to his Papa – this time, it’s for good. See Pan's demise.

Pan Meets His Fate|Villains don't get happy endings, papa.|Gold (Robert Carlyle) puts a heart into Pan, but it’s not Robin's (Sean Maguire). It's a heart filled with the River of Souls water, which turns Pan into dust. Gold says goodbye to his Papa - and this time, it's for good. From Once Upon a Time season 5, episode 20, "Firebird."

The Heroes Escape the Underworld: Along with Belle in Pandora’s box, Gold walks into the portal; not far behind are the heroes. Regina, Henry and Robin head in, followed by David and Emma. The portal closes up after them and the clock tower turns to 8:16 and ticks.

The Heroes Escape the Underworld|They make it out through the portal.|Along with Belle (Emilie de Ravin) in Pandora's box, Gold (Robert Carlyle) walks into the portal; not far behind are the heroes. Regina (Lana Parrilla), Henry (Jared Gilmore) and Robin (Sean Maguire) head in, followed by David (Josh Dallas) and Emma (Jennifer Morrison). The portal closes up after them and the clock tower turns to 8:16 and ticks. From Once Upon a Time season 5, episode 20, "Firebird."

WATCH THE FULL EPISODE OF "FIREBIRD" RIGHT HERE! As we get closer to the Season 5 finale, Make sure your caught up with the most recent episodes before Once Upon a Time Season 5, Episode 21 “Last Rites” SUNDAY, MAY 8 8|7c on ABC.

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