A. Status 1 of the parties concerned) The plaintiff is A apartment on the ground B of Busan City (hereinafter "the apartment of this case").

(2) In order to manage the 510 households of six Dongs, an autonomous management organization consisting of occupants is an autonomous management organization consisting of the following: (a) Defendant Modern Construction Co., Ltd. (hereinafter “Defendant Mod Construction”) is a project proprietor and a contractor who constructed and sold the instant apartment; and (b) Defendant Modern Housing Guarantee Co., Ltd. (hereinafter “Defendant Modern Housing Guarantee”) is a company that has concluded a contract for defect liability for

B. On January 21, 2005, the Defendant’s housing guarantee contract is concluded and the usage inspection 1) The guarantee contract for the repair of defects with the guarantee creditor as the Asan market between the Defendant and the Construction on January 21, 2005 (hereinafter “the instant guarantee contract”).

(1) From February 1, 2005 to January 31, 2006 to February 31, 2005 to February 31, 2007 to January 31, 2007, 450, 947, 484 to February 1, 2005 to issue a certificate of guarantee as shown below. [Attachment 1] Guarantee No. 300,631, 656 No. 1 C 300, 631, 656 2D 2D 2D 300, 631, 656 from February 31, 2006 to February 31, 2007 to February 1, 2005 to January 31, 2005 (3j), Plaintiff 2025, 473,4742, 205 to May 21, 2015 (201 to May 31, 2015).

C. The construction of the apartment of this case 1) The construction of the apartment of this case caused defects such as rupture, water leakage, etc. to the section for common use and section for exclusive use of the apartment of this case by failing to construct the part to be constructed in accordance with the design drawing in the new construction of the apartment of this case, or performing defective construction or alteration construction. Accordingly, the construction of the apartment of this case caused trouble to the function, aesthetic view, or safety in the apartment of this case.