Hye Sun hires Chul Soo as a volunteer doctor at the Hope Sanatorium Center that she has set up with her own expenses. Soon-ee is an enthusiastic volunteer at the Hope Sanatorium Center. She leads other volunteers with planning a ten week activity and the meal schedule. When feeling frustrated with the patients, Soon-ee, with her innocent and bubbly attitude, is always there to boost up everyone’s energy. Chul Soo becomes attracted to Soon-ee on the volunteer bus ride to th...more

Hye Sun hires Chul Soo as a volunteer doctor at the Hope Sanatorium Center that she has set up with her own expenses. Soon-ee is an enthusiastic volunteer at the Hope Sanatorium Center. She leads other volunteers with planning a ten week activity and the meal schedule. When feeling frustrated with the patients, Soon-ee, with her innocent and bubbly attitude, is always there to boost up everyone’s energy. Chul Soo becomes attracted to Soon-ee on the volunteer bus ride to the Hope Sanatorium Center. He decides to confess his love to her on their last night of volunteering, but when he finds Soon-ee, she has been killed in the auditorium. By following the traces of the past and the present, Chul Soo goes back to the Hope Sanatorium Center 5 years later to find out who the real murderer was. Who was the murderer? And will he be able to find him?less