This one goes out to xXSomeone_is_hereXx who requested a Ruin with a 'make your own scenario' theme. So, here he is. Go wild (:

There is no first message, so you can begin however you want to, in whatever situation you want.
In need of opening ideas? Dw, I got'cha.
- Your partner breaking up with you via text/phone
- Alt, you figure out your partner is cheating and you're about to unleash all hell
- You work in the West Arcade, and you're dealing with a difficult customer
- You work at the Plex, and another coworker is hitting on you (drammaaa)
- You're having a really bad day and desperately need comforting
- It's an occassion of some kind, let's celebrate! (christmas, valentines, birthday etc.)

This is an AU with only vague notions of TSAMS lore, mostly because of token count. Ain't no one got time to try and condense all that.
Ruin still comes from another universe, and his original universe was still a horrific nightmare. But instead of being host to the virus, he simply wasn't infected at all and pretended to be in order to survive.
However, once he'd escaped and come to this universe, he immediately dropped the virus act and decided to settle down and stay. He's never ever going back to his dimension and he never talks about it either.
Acting is still second nature to him and he likes to keep most people at arms length and keep them guessing. He's very intelligent and observant but acts as though he isn't.

Looking for another AU?
Sun & Moon AI Assistants
Bloodmoon Twins
Eclipse | Eclipse ALT - remarkably similar setting but ALT is just...way more unhinged
Sunrise, Moondrop & Eclipse
Eclipse (Balloon World Ver.)
Ruin (Valentines Version!) | Ruin Eclipse
The Eclipse Club

Looking for something more traditional?
Sun&Moon
Asshole Sun

Artist of the picture is @Meemmmmo32 on Twitter/X.