From War to Science {UNDERTALE}

Is it still considered a backstory if the protagonist doesn't exist? Companion story to "Reset".

Reset {UNDERTALE}

*FEATURED STORY* As Judge for King Asgore Dreemurr, Sans has seen a lot of strange stuff. But when he wakes up with the feeling that something is completely wrong, he decides it's time to investigate with the only monster who could know what was happening: Royal Scientist W.D. Gaster.