Spoilers for Outlander Season 5 Episode 10 follow below. Outlander sped things up for Sunday night's episode, addressing a book storyline sooner than expected. In episode 510, "Mercy Shall Follow Me," villain Stephen Bonnet was finally brought to justice, jumping ahead to a plotline from Diana Gabaldon's sixth book in the Outlander series, A Breath of Snow and Ashes. Bonnet, played by British actor Ed Speleers, was shot by Brianna Mackenzie (Sophie Skelton), after being sentenced to death by drowning for his crimes. Bonnet was the series' most chilling character since Black Jack Randall (Tobias Menzies). He entered …