The Forsaken King by Penelope Barsetti — book slip

Ivory, the daughter of a king, is constantly shadowed by Mastodon, one of her father's guards.

Her suspicions about him are dismissed until he betrays her, leading to a perilous journey underground where she learns of his vendetta against her family.

As Ivory navigates this dangerous new world, she must confront her feelings for Mastodon, who becomes both her captor and protector.

Their relationship is fraught with tension, betrayal, and unexpected alliances as they face the challenges of a realm filled with dragons and dark magic.

First in the Forsaken Series.