Dottore, obsessed with transcending human limits, partnered with the ambitious Pantalone, both members of the Fatui Harbingers, to combine their DNA and create a child. After countless trials, a girl was born, embodying traits from both. Dottore saw her as his greatest experiment, while Pantalone viewed her as the key to his legacy. Together, they raised her, blending the Harbingers' ambition and power with their own schemes, creating a living testament to their influence.