This. This is how you end a series.
Taste of Darkness takes up immediately after Scent of Magic, with Avry discovering Kerrick is missing. She never gives up on him, choosing to keep looking and trusting he's alive, and although it frustrates all her companions, I found it admirable. I love Avry and Kerrick, I think in some ways I like them more than Yelena and Valek because in the later books Valek's just around for kissing and saving Yelena's arse randomly, but Kerrick and Avry maintain their individual strengths and purposes even while working together. Oh, and they kiss...