1. The Plaintiff:

A. As to the Defendant Yellow Mountain Development Co., Ltd., the amount of KRW 1,300,345,72 and KRW 877,800,00 among them, the amount of KRW 1,300,345,72.

1. Basic facts

A. 1) The Plaintiff is an autonomous organization composed of five and 238 residents of the five and 238 households in the Seo-gu, Gwangju (hereinafter “instant apartment”). The Defendant Yellow Mountain Development Co., Ltd. (hereinafter “Defendant Yellow Mountain Development”) is to newly construct and sell the instant apartment, and the truster and beneficiary are both parties and beneficiaries between the Defendant Korea Land Trust Co., Ltd. (hereinafter “Defendant Korea Land Trust”) and the Defendant Korea Land Trust Co., Ltd. (hereinafter “Defendant Korea Land Trust”).

3) The Defendant Korea Land Trust is a project proprietor who constructed and sold the instant apartment, and the Defendant Korea Land Trust Co., Ltd. (hereinafter “Defendant Korea Land Trust”) is a company that executed the instant apartment after being awarded a contract for the construction of the instant apartment from the Defendant Korea Land Trust. 4) The Defendant Korea Housing and Urban Guarantee Corporation (hereinafter “Defendant Housing Corporation”) guaranteed the obligation to repair defects arising after the use inspection of the instant apartment.

B. On November 23, 2010, Defendant Yellow Mountain Development concluded a land trust agreement with the Defendant Korea Land Trust (hereinafter “instant trust agreement”) with the content that the Defendant Korea Land Trust built and sold an apartment after being entrusted with the instant apartment site (hereinafter “instant trust agreement”).

C. (1) On May 21, 2013, the Defendant Han Han-gu Co., Ltd concluded a contract for the repair of defects as indicated in the table below (hereinafter “instant guarantee contract”) with the Defendant’s Guarantee Corporation and the guarantee creditor as the head of Seo-gu, Gwangju Metropolitan City as the head of the Gu (Seoul Metropolitan City). [Attachment] The details of the issuance of the certificate of the repair of defects are as follows: 25 E 25,289,437 from the date of the pre-use inspection 1 year from the date of the pre-use inspection 25,289,437 from the date of the pre-use inspection 382,9,434, 158 4 G 191,467,078 from the date of the pre-use inspection 5 years from May 191, 078 from the date of the pre-use inspection 191,467,078.