Stone Heart by Katee Robert
My rating: 5 of 5 stars

The other day I bought a bunch of Dark Olympus books for my Paperwhite, and then found this novella for free, so I decided to give it a go.

In Olympus, nothing gets past the most powerful. So when Athena orders Medusa to kill Calypso, the mistress Odysseus wants gone, she does as she's told. After all, Medusa owes Athena. But this assignment feels different from the beginning, and when she catches sight of the mistress, Medusa finds herself ques...