Overview
After the sudden death of her husband, Ha-yeon is left in shock and quietly tries to return to everyday life. But an unexpected threatening phone call makes her feel that she is being watched. In a state of anxiety and isolation, Ha-yeon gradually finds comfort in Hyun-woo, the neighbor who lives upstairs. As details surrounding her husband's death begin to surface, she is drawn into an increasingly complex web of secrets and suspicion.
Cast
- Jeon So-min as Ha-yeon
- Ji Seung-hyun
- Ha Soo-ho
- Lee Bom-so-ri