A successful businessman struggles to cope with the loss of his wife after her murder. He becomes depressed and feels unable to move on, all while the killer remains at large. However, his life takes an unexpected turn when he receives a mysterious phone call from what he believes is his dead wife. As they converse, he realizes that the woman possesses intimate knowledge only his wife would have. With this unexpected opportunity, Dong-ho sets out to save his wife's life by identifying the killer and warning her before the anomaly that allows their communication disappears.
The Phone
A man discovers a mysterious connection to the past, allowing him to communicate with his deceased wife. He must uncover the truth behind her murder and warn her before the opportunity disappears.
