1. The plaintiff's appeal against the defendants is dismissed in entirety.

2. The costs of appeal shall be borne by the Plaintiff.

purport, purport, and.

1. The grounds for the judgment of the court of first instance shall be cited pursuant to the main sentence of Article 420 of the Civil Procedure Act citing the judgment of the court of first instance

However, some of them shall be used or added as follows:

[Supplementary portions] The 5 to 3th written judgment of the court of first instance shall be followed as follows.

“Defendant C is the father of Defendant B, and on August 20, 2015, with respect to the Plaintiff, Defendant B provided a joint and several surety with the warranty period of KRW 100 million from September 1, 2015 to September 1, 2017 with respect to the damages liability to be borne by the Plaintiff due to intention, negligence, etc. while engaging in sales activities under the instant sales delegation agreement, as well as with the warranty period of KRW 100 million.” Defendant C provided a joint and several surety on the fourth nine pages of the first instance judgment of “A No. 1, 2, 7, 12, 13” in the fourth nine pages of the first instance judgment of “No. 1 through 3, 7, 12, 13, 19, 20 (including the number of pages).”

6 pages 5 of the first instance judgment "9.918,00 won" shall be adjusted to "9,918,000 won".

6 pages of the judgment of the court of first instance shall be followed by putting the "J" into "I".

[Supplementary Part] The "Lease" of the fourth 1st portion of the judgment of the court of first instance added "(40 million won of the lease deposit, monthly rent of KRW 20 million, monthly management fee of KRW 9,918,00 of the management fee, monthly management fee of KRW 9,00."

2. The decision of the court of first instance is justifiable.

The plaintiff's appeal against the defendants is dismissed in entirety.