As the illegitimate daughter of a marquis, Astrid grew up enduring mistreatment and neglect. One day, she is sent into a political marriage with House Valerick, a powerful family that rules a remote frontier plagued by dragons and is rumored to possess the ability to command them.
However, behind the marriage lies a secret order from her father.
"Find a weakness in House Valerick."
As Astrid begins her new life with her cold, guarded husband, Cassian, she gradually discovers the awkward kindness hidden beneath his stern exterior. Little by little, her heart starts to waver.
Then, an unexpected incident leads her to uncover a secret that must never be revealed, Cassian himself can transform into a dragon.