Sonia Seryozha is a fictional character from the novel "The Master and Margarita" by Mikhail Bulgakov. She is a compassionate and selfless woman who works as a prostitute but possesses a strong moral compass. Sonia's character represents the theme of redemption and the struggle between good and evil in the story. In the novel, Sonia is deeply in love with Mikhail and supports him through his hardships. Her unwavering loyalty and kindness highlight the complexities of human relationships and the impact of love in a chaotic world. Sonia's character serves as a symbol of hope amidst despair.