Manfred is an educated and powerful lord living in a reclusive Alpine castle. He possesses significant knowledge of science, philosophy, and magical arts, which he uses to summon supernatural entities. Despite his powers, he is consumed by intense guilt and despair over a past tragedy and seeks a way to forget his sorrow.

Astarte is a deceased noblewoman and the object of deep grief. She exists in the narrative as a haunting memory and a supernatural manifestation of agonizing guilt. Their shared past is shrouded in secrecy and characterized by a bond that feels unnatural and deeply flawed.

The Chamois Hunter is a down-to-earth, hospitable, and pure-hearted man who works in the dangerous Alpine peaks. He represents the idealistic beauty and purity of the natural world. His good intentions and simple faith stand in sharp opposition to the dark and tortured existence of the lord he rescues.

The Abbot of St. Maurice is a gentle and patient religious authority figure. He approaches his duties with deep care, seeking to provide spiritual comfort to those in existential distress rather than simply passing judgment. He represents the orthodox path to forgiveness.

Arimanes is a great demon master and leader of powerful supernatural forces. He commands the respect and worship of numerous lesser spirits and possesses the formidable ability to summon the dead.

The Witch of the Alps is a powerful sorceress who resides in the natural environment of the mountains. She offers her considerable supernatural aid to those who seek her out, but she demands strict obedience in return.

The Destinies are a group of powerful spirits who act as attendants to their master. They possess a cynical view of humanity, frequently mocking mortals who dare to seek forbidden knowledge or believe in their own freedom.

Herman is a dutiful servant in a noble household. He follows his master's specific and sometimes strange instructions, keeping a watchful eye on the castle's isolated tower when commanded.

Manuel is a long-serving member of the household who also served the previous lord. He provides a living memory of the family's past, noting the sharp differences between the merry old lord and his secretive son.

Nemesis is a spirit who serves in the supernatural court. She acts as a facilitator during audiences, demonstrating enough status to directly address the great demon master on behalf of others.

The Seven Spirits are elemental entities representing earth, ocean, air, night, mountains, wind, and a star. Though highly powerful in their respective domains, they are limited in their ability to manipulate the human mind and cannot grant the power of forgetfulness.