Evelyn, a low-born vampire maiden, is framed by her stepmother at a victory feast. She has an unexpected entanglement with Vampire King Valerius and bears his child. Later, Valerius discovers she is the girl who saved his life in his childhood.
Faced with schemes from her cousin Maya and an invasion from the southern enemy kingdom, Evelyn’s bloodline awakens. She dons armor and heads to the battlefield to fight side by side with her lover.
After the war, she gives birth to a crown prince wielding thunder power. Yet they learn the cruel curse: their son will not live past twenty. A new journey of protection begins.