Oma Spinoza is a shaman who specializes in Gypsy black magic combined with ancient magic from Yemen. With all her efforts, this old grandmother defeated her enemies and her family's enemies using the deadly magic of kalakembar. Until Sonny, who was desperate, asked Grandma Spinoza for help. Sonny, assisted by Grandma, managed to harm Herman, who is Mas Ngabehi Akadikoen's grandson-in-law. Herman is Sonny's rival at medical school, his intelligence threatens Sonny's existence at medical school. Luckily Herman was handled by Grandfather Marnu at the right time, so that death did not come to him.