Popsugar Entertainment Once Upon A Time Sad Once Upon a Time Moments 20 Times Once Upon a Time Didn't Have a Happy Ending May 14, 2016 by Kelsie Gibson View On One Page Photo 15 of 20 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 15 When Emma Tells Hook She Loves Him With Regina's life in danger, Emma sacrifices herself to become the Dark One, but not before confessing her love to Captain Hook. Previous Next Start Slideshow Once Upon A TimeTV