 In the Carribean Fujiko marries Millionare Foward Hees who owns a large ruby. After he dies mysteriously Fujiko inherits the ruby. Ruby has this mysterious scent which causes a fever to those who are exposed to it too long and it attracts black birds. Lupin, Jigen, and Goemon must return the ruby to it s rightful place so Fujiko can be saved from the fever.