Samira returns home to the Djoyodiredjo family, a wealthy sugar conglomerate from the 1980s, after the sudden death of her twin sister, Sara. Unlike Sara, who had always been close to her family, Samira distances herself, fed up with the pressure of perfection and the inheritance dispute between Ari's two wives. On the first night of the Yasinan (Reciting Surah Yasin), a terrifying terror unfolds, revealing a dark, hidden family secret.