Ruby's fear about turning into a wolf is confirmed when she becomes the prime suspect for a vicious murder; Leroy finds treasure in a Storybrooke mine that could help Emma and Mary Margaret.
Jamie and Mitch suffer an animal attack at the Russian Embassy in Washington, D.C; Jackson gets the answers he's been looking for from a startling source.
Logan and Jackson find a link between hybrid attacks; Mitch is questioned by a woman who claims to be Clementine; a new development in Abraham's research puts his family in danger.
Daniela and Abraham think about making a deal with Reiden Global; Clementine and Jamie perform a dangerous surgery on Mitch.
Mitch and Abraham must find Jackson before General Davis and the International Animal Defense Group can catch him and prevent the team from making a cure.
