Hone Hime Rosalie: Shisha no Saigo wo Tsuitaiken shi, Chikara wo Hikitsugu

A girl who can speak to the dead is shunned by society due to her rare gift. She survives in solitude, using her ability to assist in investigations by gathering insights from corpses found in ancient ruins. Her life changes when she comes into contact with the remains of a former legendary death knight named Hugo. From this encounter, she gains his immense powers. This event marks the start of her new role as "Bone Princess," a position that will shape the course of the world.