The drama had an interesting and enjoyable premise. The first episode on the train, despite being an obvious green-screened and cgi mix, served as a good gripping introduction to the drama. However, the drama went overboard in forcing us to suspend our disbelief without needing to do so at all, subsequently, the writing got much weaker and lazier as the drama went on. Apparently all the involved parties were super hackers running an advanced intelligence agency that is able to pull anything and everything. At the beginning of the drama, we had actual real paparazzi work with risky and challengi...