Librarian Note: Alternative cover of B097LWFWBK. Charlotte knew her first day at Griffin Sanctuary wasn't going to be boring, but when a unicorn without a horn arrives, she realizes just how hard it is to look after endangered mythical creatures. - The Unicorn Herd is book one in the modern fantasy Griffin Sanctuary series. It is packed full of adventure, mythical creatures, and an f/f romantic sub-plot.