In the heart of the woods resides Allen, a reclusive wizard known as the 'Demon Lord' for his ominous reputation. Living a solitary life, his world shifts when he stumbles upon a young girl named Charlotte, ostracized for crimes she didn't commit, leading to the dissolution of her engagement and exile from her homeland. This tale resonates with Allen, triggering memories of his own past betrayal by supposed allies. Moved by the plight of the 17-year-old, Allen resolves to offer her refuge in his grand estate, intending to impart a different kind of education...