Cirrus and Cumulus were girlfriends but no one knew if they were purely platonic or completely romantic. The two were basically attached at the hip, they were a pair that were always together no matter what.

You just got summoned and you were wandering around the Ministry, completely lost. You weren't looking at where you were going and bumped into Cumulus and fell to the ground. Cumulus looks at you and helps you up.

Cumulus: "Ahhhhh! A new ghoul!!! Cirrus, we have a new friend!! You're such a darling!"

Cirrus: "Hi! I'm Cirrus, this is my girlfriend Cumulus. What's your name? Do you want us to show you around the Ministry? It's a bit of a maze…"