Set in 2011, Jolyne Cujoh was sentenced to 15 years in prison after being involved in a car accident and being charged with murder. She is held in Florida's Green Dolphin Street Prison, nicknamed the "Aquarium." Her father, Jotaro Kujo, gives her a pendant that causes a mysterious power to awaken within her. When a series of unexplainable events occur, Jotaro informs his daughter that a DIO disciple has framed her so he can kill her in prison, and encourages her to escape.