"Citizen of a Kind" tells the story of Deok-hee, a single mother whose laundromat is destroyed by fire. After being tricked by a voice phishing scam into a loan, she is left destitute with her children. Determined to get her money back and bring justice to those who wronged her, Deok-hee, with the help of her friends, embarks on a journey to Qingdao, China, where she discovers the criminal organization behind the scam and attempts to rescue the phisher who tricked her.