A mega-tsunami eventually strikes the crowded beach, giving the vacationers and residents only 10 minutes to escape the 500 MPH wall of water. Main Cast & Characters The story follows several intersecting lives:

The film is set in Haeundae, a popular vacation district in Busan, which attracts over a million visitors annually.

A career-driven woman and Professor Kim's ex-wife. Viewer's Guide: What to Expect Tidal Wave (2009) - IMDb

A local who lost a colleague in a previous tsunami; he is planning to propose to his girlfriend, Yeon-hee. Yeon-hee (Ha Ji-won): Man-sik's long-time girlfriend.

(Original title: Haeundae ; international title: Tidal Wave ) is a 2009 South Korean disaster film directed by JK Youn. Often credited as South Korea's first major disaster film, it blends character-driven comedy and drama with a high-stakes survival narrative. Core Premise

The scientist who predicts the disaster but struggles to be heard.

Marine geologist Professor Kim Hwi recognizes seismic activity in the East Sea similar to the 2004 Indian Ocean tsunami. Despite his urgent warnings, authorities dismiss the danger.