centers on Queen Elene's journey, prompted by her son Constantine’s vision that leads to his conversion to Christianity. After her son’s victorious battle, Elene travels to Jerusalem, seeking the true cross upon which Christ was crucified. She encounters resistance from the Jewish leaders but, with the help of Judas, who initially hides the location of the cross, she discovers the three crosses on Calvary. The true cross is identified through a miracle when it raises a dead man to life, solidifying its significance and leading to the conversion of Judas. Ultimately, Elene's efforts culminate in the establishment of a church at Calvary, emphasizing her importance in the Christian faith and legacy. (This is an automatically generated summary.)