Compare Dragon Sparks

Nothing ever happens in Herrixka. That's part of what drew Leuna back after she completed her medical training. She just wants to catalogue the local flora, tend scraped knees, and live quietly.Her peaceful life is upended by the arrival of a dark-skinned stranger from the land of Marroi who has no memories. While treating him, she discovers that he has an extremely rare and dangerous condition--mind fevers. He saved her life, but can she save his? Or is he doomed to insanity?