1. The appeal is dismissed.

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

Purport of claim and appeal

Claim: the defendant.

1. The plaintiff is the owner of the building who has contracted the design and supervision of urban-type residential housing to the defendant as follows. The defendant is a company engaged in construction design and supervision. ② On April 2, 2012, the plaintiff entered into an agreement with the defendant to contract the design and supervision of urban-type residential housing, Ors and neighborhood living facilities (hereinafter referred to as "the agreement of this case"). The design cost is KRW 5790,000, KRW 23240,000 (including separate value-added tax), KRW 12 stories of the office building to be constructed is KRW 300,000,000, KRW 12 stories of the above office building to be KRW 300,000,000, KRW 16,000,000, KRW 306,000,000, KRW 30,000,0000, KRW 14,000,000,000).