An AU where the roles are switched, but where the roles are a mess.

Toriel switched with Asriel

Asgore switched with Chara

Blooky switched with Sans

Mettaton switched with Papyrus

Muffet switched with Alphys, who is switched with Gaster

Grillby switched with Undyne, who is switched with Riverperson
-- To explain better--

*Hey punk! Need the ferry?!

*Tra la la~ I'd offer you a ride, but I'm a business man now... Or a business woman? Hm...

*I heard from Gaster than humans dislike skeletons...
*I heard from him that they put them on display to be laughed at!
*I heard Gaster say they tricked two skeletons into liking them!
*I heard they use them for experiments!
🖂❄☟✌❄🕯💧 ☼✋☝☟❄📪 💣✡ 👍☟✋☹👎☼☜☠📬 (*That's right, my children.)
🖂👌🕆❄ ✋ ☟☜✌☼👎 ❄☟✌❄ ❄☟☜✡ ✌☼☜ 💣🕆👍☟ 👌☜❄❄☜☼ ☞⚐☼ ☜✠🏱☜☼✋☜💣❄💧📬(*But I heard they were much better for experiments.)