The High Sparrow presides over an inquest for Loras Tyrell. Despite Margaery Tyrell’s testimony in her brother's defense, a surprise witness—Loras’s squire, Olyvar—betrays them, leading to the arrest of both Loras and Margaery.
In the A Song of Ice and Fire novels, Sansa is never in Winterfell at this time; a character named Jeyne Poole (posing as Arya Stark) is the one forced to marry Ramsay. got_5x06
Sansa Stark is forced to marry Ramsay Bolton in the Winterfell godswood. The episode ends with a traumatic scene where Ramsay rapes Sansa while forcing Theon Greyjoy (Reek) to watch. The High Sparrow presides over an inquest for Loras Tyrell