A few months ago drawings started appearing in the apartment hallways. This one popped up outside my door:

I thought he needed a companion.

They were both gone the next day.

A few days later a mermaid painted in a similar style appeared behind a doorway alongside a tag that said “FREE” — the obvious reply was a drawing of Ursala with a tag inscribed “$1,000,000” but alas the mermaid left as soon as she came and I never got the chance.