REIGN “The End of Mourning” Photos & Synopsis

Love triangles abound on tonight’s all new episode of Reign.

As Mary (Adelaide Kane) and Francis (Toby Regbo) investigate who was behind the poisoning of King Henry (Alan Van Sprang), they unearth secrets of the past which force Mary to confront her feelings for Condé (Sean Teale) as she attempts to move forward. Catherine (Megan Follows) finds herself in the middle of a romantic triangle when the Duke of Guise (guest star Gil Darnell) returns, which forces Narcisse (Craig Parker) to commit a hideous act out of desperation. Meanwhile, Greer (Celina Sinden) finds herself in a situation she never fathomed in order to survive.

Reign airs Thursday 9/8c on CW