An aeroplane headed to Fukuoka is hijacked midair. Ki-tae attempts to negotiate with the terrorists but, in the process, reveals his true identity.

Geon-young has been working to bring down the Manjae Gang - unaware they're being protected by the KCIA. In response, Ki-tae is ordered to investigate.

Ki-tae begins working on an operation as Geon-young digs into the KCIA's activities. Geum-ji returns with her son but refuses to reveal the father.

Ki-tae meets Yu-ji of the Ikeda clan in a push to scale up operations, and the pair agree to work together. Meanwhile, Geon-young follows them to Japan.

Geonyoung figures out how to arrest Kitae, who obliviously continues to expand his business.

Kitae heads to Vietnam with Yuji to meet their business partner, while Kihyun encounters an opportunity and Geonyoung sets a trap to catch Kitae.