Yuna, an investigator at a credit bureau, was so obsessed with her husband that when the investigation began... This is because he had a strong sense of justice and was a character that could never forgive cheating. There is a man that Yuuna is currently investigating, but she has been unable to find evidence for it. Days when only time passes uncontrollably... Yuna finally goes undercover to investigate the villa where the man lives, even though she knows the danger! However, Yuuna can't notice the shadow creeping up behind her...
