After Mr. Gold’s house is robbed, Emma keeps a close eye on him when it looks like he wants to track down the criminal and dole out some vigilante justice as payback, and Valentine’s Day finds Mary Margaret, Ruby and Ashley (Jessy Schram, “Falling Skies”) having a girls’ night out. Meanwhile, in the fairytale land that was, Belle (Emilie de Ravin, “Lost”) agrees to a fateful deal to give up her freedom in order to save her town from the horrors of the Ogre war, on “Once Upon a Time,” SUNDAY, FEBRUARY 12 (8:00-9:00 p.m., ET) on the ABC Television Network.