Numina Trilogy Series by Charlie N. Holmberg

As a human vessel for an ancient spirit, Sandis lives no ordinary life. At the command of her master, she can be transformed against her will into his weapon—a raging monster summoned to do his bidding. Unlike other vessels, Sandis can host extremely powerful spirits, but hosting such creatures can be fatal. To stay alive, she must run. And in a city fueled by smoke and corruption, she finds a surprising ally... moreAs a human vessel for an ancient spirit, Sandis lives no ordinary life. At the command of her master, she can be transformed against her will into his weapon—a raging monster summoned to do his bidding. Unlike other vessels, Sandis can host extremely powerful spirits, but hosting such creatures can be fatal. To stay alive, she must run. And in a city fueled by smoke and corruption, she finds a surprising ally. A cunning thief for hire, Rone owns a rare device that grants him immortality for one minute every day—a unique advantage that will come in handy in Sandis’s fight for freedom. But Sandis’s master knows how powerful she is. He’s determined to get her back, and he has the manpower to find her, wherever she runs. Now, to outwit her pursuers, Sandis must put all her trust in Rone and his immortal device. For her master has summoned more than mere men to hunt her down…. less

Wall Street Journal bestselling author Charlie N. Holmberg builds her bewitching world of beasts and betrayal as the Numina Series continues. Sandis has escaped Kazen’s grasp, but she finds herself unmoored, reeling from her thief friend Rone’s betrayal. Kazen has been hurt but not stopped, and he’ll do anything to summon the monster that could lay waste to the entire world... moreWall Street Journal bestselling author Charlie N. Holmberg builds her bewitching world of beasts and betrayal as the Numina Series continues. Sandis has escaped Kazen’s grasp, but she finds herself unmoored, reeling from her thief friend Rone’s betrayal. Kazen has been hurt but not stopped, and he’ll do anything to summon the monster that could lay waste to the entire world. Sandis knows she must be the one to stop him, but with her own trusted numen now bound to another, and finding herself with no one she can trust, she is in desperate need of allies. Rone seems determined to help her, but Sandis has no intention of letting him get close to her again. What she doesn’t know is how much Rone gave up to protect her. Or how much more he is willing to give up to keep her safe. As chaos mounts, Sandis must determine whom to trust. After all, the lines between enemy and ally have never been less clear…and corruption lurks in the most unlikely of places. less

Sandis has finally freed herself from her master and his plans to use her as a vessel for the ancient beast Kolosos. But her master has found a new, impossible vessel: Sandis’s brother, Anon—a brother she long thought dead. Kolosos is ancient, massive, and seemingly unbeatable. Fortunately, Sandis has her own monster—an ethereal fire horse that she can summon at will. In addition, she and Rone may have discovered the secret to defeating Kolosos: ancient lore that details the creation of magic... moreSandis has finally freed herself from her master and his plans to use her as a vessel for the ancient beast Kolosos. But her master has found a new, impossible vessel: Sandis’s brother, Anon—a brother she long thought dead. Kolosos is ancient, massive, and seemingly unbeatable. Fortunately, Sandis has her own monster—an ethereal fire horse that she can summon at will. In addition, she and Rone may have discovered the secret to defeating Kolosos: ancient lore that details the creation of magic. It could be the key to victory and the key to saving Anon. The price is steep, and Sandis is willing to pay it. Rone is not, and his attempt to save her only pulls them apart. As both are tested in ways they never expected, Sandis and Rone will need to determine the sacrifices they are willing to make. If their efforts are not enough, their city will fall… just as the ancient city beneath it already has. less