During the busy summer months, the beach resort of Haeundae is packed with up to 1 million vacationers. On one such day, marine geologist Kim-hwi detects some seismic activity which he believes will bring about a mega- tsunami to the shores of Korea. Racing to alert the authorities, he meets his ex-wife and the daughter he never knew he had, when they see a massive wave coming their way. - During the busy summer months, the beach resort of Haeund...