In essence, Jill is a reserved girl from a village experiencing violent attacks by fairies. Her father, Mr. Zepek, is an ex-military man who reminisces about the past while neglecting his family. Meanwhile, her mother is more nurturing but also suffers some disregard from her husband. Jill embarks on a journey with Guts and Puck to locate Rosine in the forest despite various obstacles and challenges. Upon completion of their quest, she requests to join Guts on his vengeance mission. However, Guts refuses and advises her to remain in her village with her parents. Jill's journey is characterized by hatred and violence.