1. The Defendants are jointly and severally liable to the Plaintiff for KRW 30,961,920 and Defendant B with respect thereto from September 2, 2016; and Defendant C with respect to the same.

Comprehensively taking account of the purport of the entire arguments as to Gap evidence Nos. 1 through 5 (including evidence attached with each number), the Plaintiff is jointly and severally liable to the Plaintiff for payment of KRW 6,930,00 from March 31, 2015 to September 30, 2015, to Defendant B managing "D" for a total of KRW 37,891,920, and received KRW 6,930,000 out of the price of the above goods. Defendant C, a working-level manager of "D", who was the Plaintiff around April 18, 2016, is 30,961,920 won (including evidence attached with each number), and it is confirmed that the price of the goods unpaid between the Plaintiff and the Plaintiff is KRW 37,891,920-6,930,000,000 from May 10, 2016 to KRW 500,000,0000.

Therefore, the plaintiff's claim against the defendants is justified and it is so decided as per Disposition.