Lee Ho Chul (Jin Goo), a firefighter with a simple life, is thrust into a nightmare when his daughter is kidnapped during a serial killer's reign of terror. When a stranger, Bae Tae Jin (Ha Do Kwon), a contract killer, reveals that his next-door neighbor Kwon Si Woo (Lee Won Geun) is the murderer, Ho Chul is drawn into a dangerous 24-hour hunt. Desperate to find his daughter and survive the deadly confrontation between the contract killer and the suspected serial killer, Ho Chul must navigate a treacherous web of violence before time runs out. Based on a 2008-2009 web-based cartoon series, this is a 2022 South Korean drama series directed by Jo Nam Hyung.