Red

Person A and B have been dating for a while and one day Person A wants to propose but Person B had the same idea. They both buy rings and plan a date with each other then propose at the same time.

Everyone in the fandom: *Screaming*

Person A and B are both new kids at school and awkwardly hang around each other only because neither of them have friends at this school and they eventually become close.

All hell would probably break loose.

Person A and Person B both have cats and go to the same vet. One day they both go to the vet at the same time and their cats meet and always want to be near each other now causing Person A and B to have to hang out