While trying to fix their mistake in the Enchanted Forest of the past, Emma believes she witnesses her mother's death and she is devastated.
Then she and Hook realize that if Emma still exists, Snow White must still be alive in Once Upon a Time Season 3 Episode 22.
As they set the timeline right again, Emma must break out of Regina's prison where she rescues another woman and she and Hook manage to bring her back to Storybrooke.
Back home, Emma decides to stay and falls for Hook when she realizes all he's given up, including selling the Jolly Roger in order to save her. Rumpel and Belle get married.
The Charmings name their son Prince Neal and Robin and Regina appear to be a happy couple until they meet the woman Emma brought back from the past. It's Marion, Robin Hood's presumed dead wife.
Back at the time portal, someone else steps through. It appears to be Queen Elsa from the world of Frozen.
If you can't get through the long summer until season 4, watch Once Upon a Time online here at TV Fanatic.