Seeking to end a curse thwarting his lineage, Prince Oscar sets out on a quest that leads him to a powerful and beautiful witch, Tinasha, and he demands a unique bargain: marriage. Though unenthused by the proposal, she agrees to stay in his castle for a year while researching the spell cast upon him. But beneath her beauty lies a lifetime of dark secrets that soon come to light.

[Source: Crunchyroll]

After traveling to the past to save a young Tinasha, Oscar finds himself living in an alternate timeline. While visiting the kingdom of Tuldarr, he discovers Tinasha lying in a deep slumber beneath the castle. As he approaches, she awakens, and they meet for the first time once again.

[Source: Crunchyroll]