A. The Defendant is the owner of the land of Jung-gu Incheon Jung-gu G forest and the land of 810 square meters and 538 square meters in H forest, and the owner of land of 573 square meters in J forest in Jung-gu Incheon Metropolitan City.

(B) The forest land of the above three lots is classified into “each land of this case” (hereinafter referred to as “each land of this case”).

On July 18, 2018, the Plaintiffs concluded a sales contract to purchase KRW 958,815,00 in total by dividing the land of this case with the Defendant on the fourth day of July 18, 2018 (attached Form 1 through No. 4; hereinafter “each of the instant sales contracts”). On the same day, the Plaintiffs paid KRW 8,717,850 to the Defendant as the down payment, KRW 8,717,850 to the Defendant, KRW 8,717,850 to the Plaintiff, and KRW 26,148,60 to the Plaintiff, KRW 39,22,90 to the Plaintiff, and KRW 13,074,30 to the Plaintiff E, respectively.

C. The main contents of the instant sales contract are as follows.

The sale price of KRW 261,486,00, and down payment 26,148,600, and down payment 235,337,400 shall be paid at the time of the contract and received on November 17, 2018, and the remaining amount of KRW 261,486,00,000 shall be 261,486,000, 26,148,600, and the remaining amount of KRW 37,000 shall be paid at the time of the contract and the remainder of KRW 235,37,40,000 shall be paid at the time of the 48,000,000,0000,000,000,000 per 48,000,000,000,000,000,000,000,00