Episode Name: Heart of Darkness
Air date: 3/18/2012
Summary: Mary Margaret hires Mr. Gold as her attorney when Emma is forced to arrest her for the suspected murder of David’s wife, Kathryn. Meanwhile, back in the fairytale land that was, Prince Charming sets out to stop a determined and unhinged Snow White, whose memory is still clouded by Rumplestiltskin’s potion, from assassinating the Evil Queen.
Watch or download Once Upon a Time – Season 1 Episode 16 – Heart of Darkness at below links.