Mr. Kim is jobless, lost in debt and has been dumped by his girlfriend. He decides to end it all by jumping into the Han River - only to find himself washed up on a small, mid-river island. He soon abandons thoughts of suicide or rescue and begins a new life as a castaway. His antics catch the attention of a young woman whose apartment overlooks the river. Her discovery changes both their lives.

Jung Jae-youngas Mr. Kim
Jung Ryeo-wonas Kim Jung-yeon
Yang Mi-kyungas Jung-yeon's Mother
Lee Sang-hunas Seung-geun's Father
Jang So-yeonas Seung-geun's Girlfriend
Park Young-seoas Delivery Man
Koo Kyo-hwanas Public Service Employee
Min Kyung-jinas APT Security
Jang Nam-yeolas Bus Driver
Kim Byung-seo