During one risky journey, Indiana Jones manages to get the cross of Coronado, which leads him to the knights who guard the Holy Grail. According to legend, the blood of the crucified Christ was collected in the cup, and it is now capable of giving people eternal life. The kidnapping of Indiana's father, who has devoted his entire life to the search for the holy cup, suddenly confuses all Indy’s cards. From now on, he and his new friends will have to go through dizzying adventures, not without the bitterness of loss and disappointment...