While the exchange didn't go as they planned, the hunt for Pied Piper intensifies once they use an unorthodox method to find a new lead.

While Yoon Hee Sung has been arrested, Yeo Myung Ha and Joo Sung Chan are investigating his last four hours as they don't believe it was his final plan to blow up Seo Goon II.

When information has been leaked to news channels in South-Korea about the hijacked plane, they are forced to find a solution to minimize casualties or is there something else?