When Blood Turns Red - Patricia Prior

After her parents’ untimely deaths in a suspicious lab explosion, Aria Ellis retreats into herself, haunted by grief and unanswered questions. But when her sister, Luna, drags her to the glittering Guardian Gala, Aria is thrust back into the deadly politics of Eclipsera’s founding families.

Desperate to learn more about her parents’ demise, Aria begins studying her mother’s old journal and discovers research about ancient blood magic, hinting at dark things happening in Eclipsera. When a genetically engineered monster attacks her apartment, corrupting her magic and nearly claiming her life, Aria realizes she might be the next victim in the city’s dark games.

Navigating a deadly web of power, desire, and betrayal, Aria must decide what price she’s willing to pay for the truth—and whose blood will stain her hands before it's over.