Vriska Serket: Redemption?
Though by human standards, Vriska seems like a psychopath, when taken in context of her culture, she is much more understandable, and her regret speaks louder than her actions. Regret overcomes her culture, her biology even, and Vriska moves forward with her life trying to do one last good thing, to save the universe and defend her remaining friends. She wants to kill their game's Big Bad, a renegade game construct named Jack Noir, the same thing that killed John's father.
You could spend all day trying to understand Vriska, but there's no better way than standing in her shoes. Like the audience members in Augusto Boal's "Theater of the Oppressed," Homestuck puts you in each character's place to explore ways for an unfortunate story to turn out (Frasca 88), though this may not change the ultimate outcome. You could put on a stage production, and act as Vriska, her friends, and even Jack, or you could just