I read Sweetly last year (read my review here) by Jackson Pearce, which was a retelling of Hansel and Gretel - and AWESOME. Though Fathomless is technically a stand-alone title, it has threads of continuity with Sweetly as well as with the author’s first fairytale retelling Sisters Red, which I haven’t gotten the chance to read yet but will be ASAP. Because of this thread of continuity I do recommend starting with Sisters Red, then Sweetly, and then getting to Fathomless.
But here’s some info on Fathomless:
Lo doesn’t remember who she is. Her name is one she’s chosen because she has no memory of her real one, or the life she had as a human. Before she was a nymph, an ocean girl, a mermaid… It’s all a hazy blur. One thing she does know is that she and her sister sea creatures are becoming something not beautiful… something monstrous.
Celia is a triplet. She and her sisters have only ever had each other, but she’s always f…