Mousetrap

Mun-Jae is a novel writer, who lives a reclusive life. One day, he is unable to unlock his cellphone with his fingerprint and his one friend, that did everything for him, suddenly disappears. Mun-Jae is unable to prove his own identity and he realizes that someone known as Rat has taken everything from him including his name, identity and property. To retrieve his identity, Mun-Jae begins to track down the mysterious Rat. He then shows up at the office of loan shark No-Ja, who is a calm and dangerous man. No-Ja runs a private detective agency and works to track down information at the request of his clients. No-Ja has been looking for Mun-Jae for 3 three years after he borrowed money from him and then disappeared. No-Jae takes part in the hunt for Rat to get his money back from Mun-Jae.