In a quiet home filled with tender moments, a devoted brother cares for his ailing sister whose mysterious illness defies every remedy. Their close bond sustains them until he encounters a kind new acquaintance whose presence begins to alter the fragile balance of his days. As his sister's health declines sharply and tragedy strikes, grief drives him to reject fate and seek forbidden aid from a demonic force. The pact demands a steep price tied to his innocent friend, setting a dark path in motion.