1. The Defendant’s KRW 434,399,998 and its KRW 144,799,99 among the Plaintiff’s KRW 434,39,99, and KRW 144,79,99 among the Plaintiff.

1. Basic facts

A. The Plaintiff’s relationship 1) The Plaintiff is a company that runs an advertising agency business, such as online advertising agency business, consulting business, and mobile marketing agency business. The Defendant is a company that runs the business of health care, boom manufacture and sales, and household manufacturing sales. 2) The Plaintiff provided services to the Defendant’s products as proxy between the Defendant and the Defendant on March 31, 2014, from April 2014 to June 2014, and from June 2014, the Plaintiff paid KRW 60,000,000 per month to the Defendant in return for the provision of the above services. The payment date for each service was concluded on an advertising agency service contract with contents as of the end of each following month.

B. From April 2014 to December 2014, 2014, the Plaintiff’s employee C was added to the Defendant’s employee D’s employee D’s e-mail account (see, e-mail account of the Defendant’s employee E-mail from June 2014) along with the “B e-mail account” (see, e-mail account of the Defendant’s employee E-mail account from June 2014 to December 2014).

(2) On a monthly basis, C reported the content and result of the Plaintiff’s service activities, such as KIKO advertising, flap advertising, and flacing advertising. Also, from April to December 2014, the said C reported the Plaintiff’s service of e-mail by sending the “IPTV report” to the said E-mail account or the Defendant’s employees F e-mail, along with e-mail. (2) From October to December 2014, 2014, each of the “IPTV report” prepared by the Plaintiff from October to December 2014, to December 2014, the expenses executed during the said period were total of KRW 240,000,000, and the total expenses were KRW 369,379,479,979,979,79,971, and the total expenses were KRW 379,749,79,97,979,97,97,000.