Press CC to view Subtitles! Doo-heon (Song Kang-ho), once a legendary figure in Busan's organized crime scene, now wants to live a quiet life, hoping to run his own restaurant. One day, he meets Sebin (Shin Se-kyung), a daring and spunky young girl in his cooking class who is actually a gangster and former shooting champion hired to kill Doo-heon. As she gets to know Doo-heon, who turns out to be surprisingly warm-hearted and considerate, Sebin finds herself not wanting to complete her mission. Song Kang-ho ... Yoon Doo-hun - a retired boss who met Se-bin in cooking class Shin Se-kyung ... Jo Se-bin - a young woman tranied as assassin who met Doo-hun Chun Jung-myung .. Ae-gu - Doo-hun's right hand man who fallen in loved with Se-bin Kim Min-joon ... K - another assassin hired to kill Doo-hun Esom ... Lee Eun-jung (Se-bin's best friend and cooking partner) Lee Jong-hyuk ... Ri Kyung-min (Doo-hun's friend and underworld boss) Oh Dal-su ... Teacher Yook Lee Kyeong-yeong ... Boss Baek Yoon Yeo-jeong... Mrs. Yoon