 Goemon returns to Iga for the first ever in 10 years. He visits his Iga Ninja master, Jinen. But he finds Jinen badly hurt and doesn t have much time left in his life. He tells Goemon that his other student, "Hissatsu Jinkuroo" betrayed him and stole half of the Iga scroll. The scroll contains the secrets of the Iga Ninjas and the location of the Iga Treasure. Jinen gives Goemon the other half of the Map. And Goemon is determine to advantage his master s death. The only trouble is Hissatsu Jinkuroo turned himself in to the police. Because he knew he would stand a chance against Goemon, so he s given protection by the police for his own trial and prison treatment. Goemon is furious about this. But it s not over just yet with the Help of Lupin, Jigen, and Fujiko.