In its fifth season, The Real Housewives of Salt Lake City is now a franchise where I feel a true history with these ladies. After seeing them go through so much together, I can safely say nobody’s character development has rocked me more than Mary M. Cosby’s. I know I’ve mentioned this before, but I can’t wrap my head around this season’s Mary being the same shady pastor best known for telling Jen Shah she smelled “like hospital” and unforgettably marrying her step-grandfather. Yes, this season has primarily revolved around these women re-evaluating their loyalties to one another and Bronwyn’s stellar first season — but also their own real life drama, like Angie speaking beautifully about her mother’s alcoholism and death in last week’s episode. While Mary’s concern over Robert…