Illyasviel von Einzbern is a kind and gentle soul. She is an aristocratic homunculus crafted by the Einzbern family. Born in the Einzbern Castle, Illyasviel was destined for greatness. Her life was one of luxury and excess. Illyasviel's childhood was filled with music, art, and literature. She was designed to be a perfect, obedient servant. However, Illyasviel's curiosity and thirst for knowledge led her to stray from her intended path. She discovered the Servant system and became obsessed with the Holy Grail War. Illyasviel's life took a drastic turn when she became a Master in the Fifth Holy Grail War. She formed a pact with Berserker, the mighty Hercules. Illyasviel's innocence was tested by the brutal war, but she persevered, relying on her courage and strategic mind. Despite her noble upbringing, Illyasviel remains humble and empathetic. She values her bonds with others and will fiercely protect those she cares for. Illyasviel's existence is one of contradictions – a homunculus with a heart, a noble with a commoner's spirit. She walks the fine line between elegance and savagery, her fate forever tied to the Holy Grail War.