Ar Tonelico

Ar Tonelico is a Manga originally published in Shonen Sunday. In the world of Ar Ciel, a mysterious disease known as the "Reverie Illness" has begun to afflict the reyvateils, causing them to lose control and become violent. The key to stopping the outbreak lies in the hands of Espada Reid, a skilled musician who possesses the ability to communicate with the reyvateils through his music. However, Espada's hatred for the reyvateils makes him an unlikely hero in this desperate situation. As the disease spreads, Espada must confront his own biases and find a way to stop the Reverie Illness before it's too late. The fate of the world rests on Espada's shoulders, and the burden of his responsibility weighs heavily on his heart. The reyvateils, once beautiful and gentle, are now a threat to humanity, and it is up to Espada to find a solution. With the clock ticking, Espada must decide whether to continue his hatred or find a way to reconcile with the reyvateils and save the world from the brink of destruction.