The Flu

A deadly airborne virus spreads rapidly through a city, causing high mortality rates and widespread panic. After a man involved in smuggling immigrants dies from the infection, other residents begin showing similar symptoms. To stop the outbreak, the government places the affected area under strict quarantine. Amidst the chaos, a rescue worker named Ji-goo and a virus specialist named In-hye attempt to locate the first infected person to obtain a blood sample necessary for creating a vaccine.

Directed by Kim Sung-soo, this action thriller was released in 2013. It is the first of three films listed in the director's chronology, followed by Asura: The City of Madness and 12.12: The Day. The movie stars Jang Hyuk, Soo Ae, Park Min-ha, Yoo Hae-jin, Ma Dong-seok, and Lee Hee-jun. The production involved companies such as CJ Entertainment and Sidus, with a credited cast of 31 people and a crew of 44.

The film earned 20 million USD at the worldwide box office. Audience reception is generally positive, with a rating of 6.6 on IMDb from 16,000 votes and a higher score of 7.5 on TMDB based on 1,299 votes. In contrast, film critics gave the movie a lower rating of 5/10 based on 9 reviews.