Otherside — Barbara G. Tarn

An abandoned cottage, a magical cat tree, a portal to another world.After her divorce, Jessica moves into a family heirloom, a cottage belonging to her aunt who vanished fifty years ago without trace. Welcomed by a stray cat, or so she presumes, she'll soon discover things are not always what they look like in the old house.A novella of cats and women hopping between ours and a steampunk world, a portal fantasy for everyone.