In 1999, Morioh transforms from a serene town into a hub of peculiar incidents. Joutarou Kuujou, now a marine scientist, ventures to this enigmatic place to meet Jousuke Higashikata. Despite appearing as strangers initially, Jousuke is actually the illegitimate grandson of Joutarou's ancestor, Joseph Joestar. Their meeting unveils shared connections beyond blood ties. Teaming up with the reserved Kouichi Hirose and the lively Okuyasu Nijimura, the group focuses on unraveling the recent disappearances and odd happenings in Morioh. Empowered by Stands, these four individuals face peril around every corner, tasked with deciphering the town's enigmas before calamity strikes once more.