Glass Spy by Epic Reads

In this thrilling finale of Opal Cowan's tale, the young magician uncovers glass's hidden secrets, including the key to her predicament. After using her own blood to vanquish her foe, Opal lost her powers and became immune to magic's effects. Now an outsider, she observes those with the powers she once wielded. But spying through glass reveals a new power within her, causing her creations to flash in magic's presence. She also learns that her blood has been stolen for sinister purposes, and recovering it might restore her powers. As she embarks on a new quest, she'll determine if her powers are truly lost and what she's willing to sacrifice to regain them.