As Regina tries to refrain from using her magic in order to regain Henry's trust, she starts seeing a ghost from her past; Mary Margaret and Emma find a survivor from an Ogre massacre; Regina struggles to learn the dark arts.
Oliver and Felicity pose as bait when a murderous Cupid flies in with a devastating goal, to destroy everyone in love.
The Toyman takes Oliver hostage at a Queen Industries gala; Clark is given the ability to hear other people's thoughts.
Walter turns to Nina for added brainpower in order to understand Peter's relationship with the super weapon. An intense investigation is triggered as well.
The team investigate the deaths of two 12-year-old bullies and are led to an amorphous figure. Meanwhile, Walter is distracted by his hallucinations.