"Unnamed Memory" is a fantasy anime series centered around the kingdom of Farsas, where Prince Oscar seeks to break a curse placed upon him by a powerful witch. The curse renders him unable to produce an heir, threatening the stability of his lineage. Determined to find a solution, Oscar ventures to the Tower of Witches, a place feared by many, to seek the aid of Tinasha, a witch renowned for her immense magical abilities. Tinasha, who has lived for centuries, agrees to help Oscar but sets a condition: if he fails to win her heart within a year, she will erase his memories of their time together.

The narrative explores the evolving relationship between Oscar and Tinasha as they navigate political intrigue, magical threats, and their own personal struggles. Oscar’s determination to break the curse and Tinasha’s enigmatic past create a dynamic interplay of trust, vulnerability, and mutual growth. Their journey is further complicated by external forces, including rival kingdoms, rogue witches, and ancient magical artifacts that threaten the balance of power in their world.

Key characters include Oscar, a pragmatic and resourceful prince burdened by his curse, and Tinasha, a powerful yet emotionally guarded witch with a mysterious history. Supporting characters such as loyal knights, rival witches, and political allies add depth to the story, contributing to the intricate world-building and layered conflicts. The series balances moments of action, romance, and introspection, weaving together themes of destiny, sacrifice, and the enduring impact of choices made in the pursuit of love and power.