1. The Drug Deal
Soo-yeon and Cheon-woo thought the deal was just a little bit more dangerous than usual. A year later, a message arrived to Soo-yeon.
2. The Deal for Moebius
Soo-yeon goes to the site to save Cheon-woo, who is caught in a dangerous deal. Cheon-woo is frustrated by the situation that he can't prove anything.