Once Upon a Time: Cast Says to Expect Some Fun Surprises in the 100th Episode

Emma And Regina’s Plan

As Mary Margaret (Ginnifer Goodwin) and others gather to spend their final moments with family, Emma seeks out Regina (Lana Parrilla). She’s got a plan to stop the Dark Ones, but it’s not a plan that Regina likes. Emma wants to contain all the darkness and have Regina use Excalibur on her. Regina’s reluctant but ultimately agrees to help.