All appeals by the plaintiffs are dismissed.

The costs of appeal are assessed against the plaintiffs.

The purport of the claim and appeal is the purport of the appeal.

1. The reasons why the court of the first instance as to this case are stated are as follows. The reasons why the court of the first instance as to this case are stated are as follows: (a) the respective “G” of the 6th, 2, 15, and 18th of the first instance judgment as “J”; and (b) the reasoning of the first instance judgment as to the allegations added or emphasized by the plaintiffs in this court are as follows, and thus, they are cited in accordance with

2. The plaintiffs further determination made that the remaining amount of KRW 500,000 of the sales contract of this case should be paid as the payment for accord and satisfaction agreement. Since payment for accord and satisfaction is an essential property contract and has no effect before payment has been made pursuant to the payment agreement for accord and satisfaction, creditors can seek performance of monetary obligations, the original obligation of which is the principal obligation. The defendant, while the defendant did not pay the seller D any remaining amount of KRW 414,40,100 out of the remainder, he received an order to complete the claim for the remaining amount of the sale and purchase of this case against D, and the above two assignment orders were issued by F and J as to the above remaining amount of KRW 678,561,643 (=the total assignment order of KRW 372,945,205 J. 305,616,438). Thus, he asserts that the remaining amount of KRW 679,400,500,000,000 won is clearly less than the remaining amount of KRW 414.4 billion.

In light of the above legal principles, the seller's payment of the balance between D and the buyer's payment of the balance between D and the buyer's payment of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the purchase price of the