Eddie (David Giuntoli) finally reveals the painful truth about himself, but it's Katherine (Grace Park) who must suffer the consequences yet again in a new episode called "The Lost Sheep." Elsewhere, Rome and Regina (Romany Malco, Christina Moses) lend support to Tyrell (guest star Adam Swain) and his mother, while Maggie and Jamie (Allison Miller, guest star Chris Geere) are forced to make a candid assessment of their relationship status. Terry Chen, Lou Betty Jr., Bobbi Charlton and Andrea Savage also guest star.