Siyeon is a nurse that was reassigned to the newly remodeled unit in her hospital. The unit had been closed down for years before it was remodeled. So, there are many rumors of ghosts and even demons haunting the halls, but most shrug them off. All hospitals have ghost stories, after all. Siyeon was extremely nervous when she was told she will be working in this new unit, but it quickly becomes easier when her friends Dami and Gahyeon agree to transfer with her. But Siyeon’s favorite

Bora is an honor student, class president, leader of the girls' dance group, and one of the most popular girls in school. She keeps her grades up and spends most of her time with her best friend, Minji. Siyeon, on the other hand, is a quiet and shy girl with poor eyesight who has become an outcast at school after several false rumors have been spread at the end of the previous school year. The rumors have gradually gotten worse over the break. Now there are rumors that Siyeon

Handong is dying of what she thinks is a terminal illness. Her chance of survival is high if she gets the surgery, but it is also extremely high that she could lose her memories. The thought of forgetting Dami, the love of her life, is unbearable. Instead of living with the risk of forgetting everything, Handong holds on to her precious memories and films a farewell video. The pain in her head is getting worse, and she knows that her time is near. Handong films a tearful video