A married woman named Hana works as a salesperson at a securities company. One day, she visits the home of a client to apologize for her subordinate's mistake and discovers that her husband is negotiating a large contract with this wealthy individual. Desperate to smooth over her subordinate's blunder, Hana finds herself berated by the client's hot-tempered brothers and ends up being forced to remove her clothes. Her compromised state is captured on a mobile phone. Unable to resist, Hana is summoned to their home every day from that point on, becoming an anal sex slave as her anus is gradually dilated…
