1. The Defendants jointly share KRW 84,033,225 with respect to the Plaintiff and the period from July 30, 2015 to October 7, 2015.

1. The following facts may be found either in dispute between the parties or in full view of the purport of the entire pleadings in each entry in Gap evidence Nos. 1 to 4, Eul evidence No. 1, 3, 4, and 5:

On September 10, 2012, the Defendants entered into a technical service agreement that entrusts D with design, construction permission, approval for use, and supervision related to the new construction of detached houses (hereinafter “instant housing”) on the E Forest land in Chuncheon-si.

B. D drafted a design map for the new construction of the instant housing.

C. On January 25, 2013, Defendant B and F entered into a construction contract between the Plaintiff and the Plaintiff on a construction cost of KRW 140 million (A: KRW 85 million, B: 50 million: 55 million: F) under which the construction of the instant housing was contracted, and the down payment of KRW 30 million is paid at the time of completion of the construction of the board, and the intermediate payment of KRW 20 million shall be paid at the time of completion of the construction of the board, respectively, and the amount of KRW 90 million shall be paid within 10 days after completion of the construction of the board.

(hereinafter “instant First Construction Contract”). D.

From May 2013, the Defendants concluded a construction contract between the Plaintiff and the Plaintiff on January 25, 2013, which was the date of the conclusion of the instant first construction contract (Adong: KRW 115.6 million; KRW 73.5 million; Dong: 73.5 million); the contract deposit amount of KRW 30 million shall be paid at the time of the completion of the construction of the board, and the intermediate payment of KRW 20 million shall be paid at the time of the completion of the construction of the board, and the completion amount of the construction of the board shall be KRW 139.1 million (the contract includes KRW 139 million, but it appears that the contract is written in KRW 139.9 million).

(hereinafter “instant secondary construction contract”). E.

The Plaintiff received construction cost of KRW 30 million on January 25, 2013, KRW 20 million on February 13, 2013, KRW 3 million on April 11, 2013, and KRW 55 million on June 11, 2013.

F. The Plaintiff, as a design for D’s drafting, built the instant new housing, and completed the construction on or around April 20, 2013.

G. The instant housing defect occurred.