Lygia is a character from the historical novel "Quo Vadis," written by Henryk Sienkiewicz. Set in ancient Rome, she is depicted as a beautiful and noble woman, originally a captive from Britain. Lygia becomes the love interest of Marcus Vinicius, a Roman military officer, and her character embodies themes of love, faith, and resilience. In the story, Lygia's Christian faith contrasts with the pagan society around her. Her struggles and experiences reflect the early Christian community's challenges during the reign of Emperor Nero. Lygia's character serves as a symbol of hope and moral strength amidst persecution.