This set of episodes begins with Jotaro Kujo and his companions in the middle of their quest to find Dio Brando, offering very little exposition to the back-story that led to the present events of the OVA.
This set of episodes starts with Jotaro Kujo and his companions on their quest to find Dio Brando, highlighting the minimal background information provided regarding the circumstances leading up to the present situation in the OVA.