1. The plaintiff's appeal against the defendants is dismissed in entirety.

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

purport, purport, and.

1. Facts of recognition;

A. The Defendants jointly owned the Seocho-gu Seoul Metropolitan Government Ground Building (hereinafter “instant building”). When water, such as sewage, flows into the underground floor due to any cause not known to the underground of the instant building, and water flows out into the underground floor, the Defendants consulted with the Plaintiff in order to find the cause of flowing water and to carry out construction to remove the cause. On July 10, 2017, a construction contract (service) agreement (hereinafter “instant contract”) including the following (hereinafter “instant contract”).

Meanwhile, the parties to the contract of this case include personal information, such as the names of the defendants, in the name of the defendants, and there is no signature, seal or seal on the name of the defendant A, while there is no signature, seal or seal on the name of the defendant B.

The construction site: The construction cost of the Seocho-gu Seoul Metropolitan Government C (A) construction project: The construction cost of the project (the scope of service shall be the whole area of the cause) to investigate the cause of inflow of water and drainage and remove the completed cause from the underground above the above location: KRW 24 million [matters of special agreement] Article 1 (hereinafter referred to as “A”) and the person ordering the project (hereinafter referred to as “B”) and the beneficiary (hereinafter referred to as “B”) shall enter into this contract in good faith as set forth above.

Article 3 Section A shall hear the opinions of Section B in advance to determine detailed work methods, etc. in the course of execution.

Section 4. Section 4. Section 2. The Corporation shall be responsible and undertake until the above works are fully satisfied.

Article 7 Other Consultations

1.The above Corporation shall aim at investigating and eliminating the causes of the inflows into the underground.

2. The methods of investigation and removal of causes shall, in principle, be the method of construction of Section B, but shall hear and supplement the opinions of Section A;

(The construction work shall be conducted in consultation with A in order to reduce minimum damage to the funeral business of the tenants of the building). 4. The payment shall be made at 15% at the time of the contract under the responsibility of A, and after finding the cause.