An ordinary man witnesses a cruel murder and becomes entangled in circumstances out of his control.
A train ride brings two unlikely souls together as Bae, a committed partner of a serious 10-year relationship, sees her world turned upside down by the charming playboy Kim. Seated together on a business trip from Seoul to Busan, the two find themselves on an adventure to remember.
Getting out from the jail, Young-kwang comes back to his hometown. In the meantime, his mother diedand the family do not welcome his visit. With the money, his mother has bequeathed to him, he buysthe real estate, gets married to a widow and starts a fish-peddling. But both the anxiety for theredevelopment and the doubt about the fidelity of his wife lead him to an extreme choice.
