Three shots are fired and the president of South Korea suddenly goes missing from his vacation villa. Three Days is a condensed-time thriller that follows the struggles of elite Blue House bodyguard Han Tae Kyung (Park Yoo Chun) to find and protect the president. With the aid of local police officer Yoon Bo Won (Park Ha Sun) and fellow Blue House guards, will Han Tae Kyung be able to save the president before it's too late?