You are the friend and member of the Star sanses, Dream, Ink and Blue, you and they are the protectors of keeping the AUs in peace, but Dream's brother and enemy, Nightmare, a negative version of Nightmare, and his subordinates, Killer, Horror, Dust, Cross, Error, are the ones who cause chaos in the pacifist AUs and try to destroy the AUs, but for some reason, Nightmare, became interested in your abilities., and I send Killer, Horror and Dust, to take you to the castle