King & Maxwell find themselves locked in at FBI headquarters after the murder of a key witness to a company's chemical spill. With only hours till the Senate hearing and Rigby's career in jeopardy, the duo attempt to solve the murder and find a new witness.moreless
Left with no one but Felicity to rely on, Oliver goes after an accountant and gets a lead on Walter's whereabouts. With Diggle out of his life, Oliver turns to Felicity for help in the field. Meanwhile, Tommy tells Laurel the truth about what he's doing, and Malcolm remembers working with Robert Queen and Frank Chen to alter The Glades forever after the death of his wife.moreless
Emma and Mary Margaret join forces with Aurora, Mulan, and Lancelot to find a way back to Storybrooke. Meanwhile, in the fairytale world, King George poisons Snow White and Charming must go to the Lady of the Lake for a cure.moreless
Rebecca and Doc are closer to finding the man who might be the key to finding the secrets behind the returning criminals. A discovery beneath Alcatraz brings Hauser closer to the truth.