Build a movie plot around this: What is given to Demetrius for safekeeping? A robe
A:
The film begins with a clip from the previous film, showing its central characters Marcellus and Diana going to be martyred for their Christian beliefs on the order of Emperor Caligula. Before being executed, Diana hands the robe to Marcellus' servant Marcipor (David Leonard), telling him that it is "for the Big Fisherman," meaning Peter, who was a fisherman before being called as an apostle.Peter (Michael Rennie) hands the robe to Demetrius while at the funeral of Marcellus and Diana before leaving on a journey to live in 'the north'. Caligula (Jay Robinson) becomes interested in the robe, thinking that it has magic powers and will bring him the 'eternal life' that Jesus had spoken of. He accosts his uncle Claudius (Barry Jones), wanting to know what had happened to it.Demetrius, looking out for his Lucia (Debra Paget) and the robe and refusing to reveal its location, is arrested for assaulting a Roman soldier, and sentenced to the arena. Meanwhile, Lucia disguises herself to gain entrance to the gladiator school to see Demetrius. However, the two are forcibly separated on orders of Messalina (Susan Hayward), Claudius' wife. Lucia is then assaulted by Dardanius (Richard Egan) and the other gladiators, forcibly kissing her and trying to carry her to private chambers. Demetrius in desperation prays for God to save her, and suddenly it appears that Dardanius has broken Lucia's neck. All present are shocked at Lucia's apparent death, especially Demetrius, and he loses all his faith in Jesus Christ as God. Previously, he had avoided killing anyone in the Emperor's games, because of his religion, but all that now changes. His next time in the arena, not only does he fight, but he ferociously kills all the gladiators that took part in the attack on Lucia. The Roman spectators, including the Emperor, are thrilled. Demetrius is freed, and allowed to join the Praetorian Guard. Caligula asks if Demetrius renounces Christ; he does, and once Demetrius does this, Caligula frees him and inducts him into the guard with...