1. The Plaintiff:

A. Defendant Ael C&C Co., Ltd.: KRW 556,074,669 and its amount from August 7, 2015 to September 2015.

1. Facts of recognition;

A. 1) The Plaintiff is a macro-si A apartment (hereinafter “instant apartment”).

(2) The Defendant deeln&C Co., Ltd. (formerly named “Cheongeln&C”) is a company that constructed and sold the instant apartment, and the Defendant’s Housing and Urban Guarantee Corporation is a construction company that entered into a warranty contract for the defects of the instant apartment, as seen below, with Defendant Ael&C.

B. On September 2, 2013, Defendant Adel&C entered into a contract for the repair of defects and entered into a warranty contract with the Defendant Korea Housing and Urban Guarantee Corporation (hereinafter “instant contract for the repair of defects”) and received a warranty under the following [Attachment 1] with respect to the instant apartment as the guarantee creditor (hereinafter “instant contract for the repair of defects”).

(1) [Attachment 1] 1 : (a) 10231201-201-03501 September 3, 2013; (b) 78,511, 430 201-201-03502 September 3, 2013; (c) 196,278, 575 302.302; (d) 196, 278, 575 12013-203; (e) 201.3, 207, 2013-4, 207, 207, 205. 36. 1. 1. 206, 207, 2013-201, 003503; (e) 3. 15, 2016

C. In the construction of the apartment of this case, Defendant 1, Hael C&C did not construct the part that should be built in accordance with the design drawings, or did not construct the apartment of this case, or performed an defective construction or modified construction, and did so to the section for common use and section for exclusive use of this case.