We're counting all of the best WayHaught moments of Season 3. In S3E12, Instead of getting down on one knee, Waverly spontaneously proposes to Nicole while sitting on a rail. The response she gets is not one she necessarily expected.
Wynonna has a run in with the Revenants that leads her to an unexpected revelation about the curse. Waverly meets an important figure from her past and Nicole tries to evacuate Purgatory, before it’s too late.