1. The plaintiff's appeal is dismissed.

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

Purport of claim and appeal

The first instance court.

1. The summary of the Plaintiff’s assertion is that the Defendant is obligated to purchase the G building as a joint investment and pay damages for delay from October 13, 2009, following the date of completion of the registration of ownership transfer for KRW 24,00,000, KRW 24,000, KRW 34,888,210, KRW 54,88,210, KRW 27,500, KRW 27,500, KRW 27,500, KRW 142,688,210, and KRW 20,00, KRW 60,000, KRW 20, KRW 30,000, KRW 36,300, KRW 3,000, KRW 3,000, KRW 4,000, KRW 82,388,210, KRW 210.

2. Real estate exchange proceeds;

A. Comprehensively taking into account the overall purport of the arguments in Gap evidence Nos. 1 (including a Serial number; hereinafter the same shall apply), Eul 5 and 6 regarding the cause of the claim, the plaintiff and the defendant entered into a real estate exchange contract with the defendant's 903th floor Ctel 903 (hereinafter referred to as "Ctel") around July 29, 2008 (hereinafter referred to as "the real estate exchange contract of this case"), which provides that the defendant shall pay the difference between the value of Dtel 30 million won and the remaining value of Ctel 90,000 won (hereinafter referred to as "Ctel 90,000,000 won, 30,000 won, 300,000 won, 70,000 won, 300,000 won, and 75,000,000 won, which was created after the defendant assessed the value of Dtel 1,30,000 won.