Long ago, after the war just ended, all of the main souls compromised. They took a piece of their soul and made a new kind of soul. Their name was Ally. She was created to protect all monsters and humans. Ally had two younger 'siblings'. Technically, she wasn't related to them but she lived in the same family as the. Their names were Frisk and Chara. This is the story of how they make peace with the human and monster worlds.