A. 1) With respect to the Plaintiff’s claim, Plaintiff A’s assertion is against the Defendant in Gangnam-gu Seoul Metropolitan Government D Building (hereinafter “instant building”).

(2) As to the remodelling of the instant building, including the third floor part, received interior works several times. The total construction amount is KRW 354,090,000 (including value-added tax), and the Defendant paid only KRW 272,00,000 among them. Accordingly, the Defendant is obliged to pay the Plaintiff the unpaid construction cost of KRW 82,090,000 (= KRW 354,090,000 - KRW 272,00,000), and the delay damages therefor, and the fact that there is no dispute over the recognition of KRW 1 through 6,13, and 14 (including each number; hereinafter the same shall apply). The following facts are acknowledged according to the respective entries and the overall purport of arguments.

① On July 14, 2014, Plaintiff A submitted a written estimate calculated by adding the construction cost to KRW 112.7 million (excluding value-added tax) to the Defendant with respect to the interior works of the third floor of the instant building, and agreed to pay the construction cost to the Defendant separately (excluding value-added tax) after consultation with the Defendant on the construction cost.

(See Evidence A 13). (2) From July 22, 2014 to September 4, 2014, Plaintiff A entered into an additional contract for the construction of the first floor, second floor, and third floor of the instant building with the Defendant, and the construction cost and construction content of each contract, including the contract under the foregoing paragraph (1) are as listed below:

(A) The Plaintiff and the Defendant agreed to pay construction cost at KRW 10 million, unlike written estimates as to the contract agreement as of September 4, 2014 as indicated below, according to the overall purport of the Plaintiff’s statement and the pleading No. 14. The Plaintiff and the Defendant agreed to pay construction cost of KRW 10,000,000 on July 14, 2014, including the construction cost (cost and value added tax) as of July 14, 1201, the third floor of the instant building in the instant case, on July 22, 2014.