"Three Days" So Yi Hyun was the person that caused a power outing.

On the 9th episode of SBS Wednesday/Thursday drama "Three Days" broadcast on April 2nd, Lee Chul Kyu (played by Jang Dong Jik) was a witness in the press conference of Lee Dong Whee (played by Son Hyun Joo) and as there was a power outage, he was kidnapped and was killed.

On this day, the power outage had happened when there was a system hacking during the press conference. In the bodyguard room, they had argued that there was an external hacking and the prosecutors had said that there was a hacking from the internal sides.

Meanwhile, Yoon Bo Won (played by Park Ha Sun) who came to Han Tae Kyung the bodyguard thought of the fact that hacking is possible if wireless means are used and told Han Tae Kyung that someone saw a person with a wireless AP.

The person that Yoon Bo Won saw was none other than Lee Cha Young (played by So Yi Hyun). However, Han Tae Kyung didn't believe such words and was silent.