The Golden Holiday

Byeong Soo works as a detective in the countryside. He takes his family on a trip to the Philippines and its their first time abroad. He becomes entangled in a crime planned by Patrick, who is killer in a criminal organization. Byeong Soo becomes a murder suspect. To clear himself of the false charge, he investigates the case with tour guide Man Cheol. Their investigation doesn't go very well, but Byeong Soo meets his friend Yong Bae. Their investigation veers into an unintended direction.
(Source: AsianWiki)