1. The Defendant’s KRW 20,758,474 for the Plaintiff and KRW 5% per annum from August 23, 2017 to November 8, 2017.

1. Determination as to the cause of claim

A. Comprehensively taking account of the appraiser C’s appraisal result as to a claim for property damages, 301 of the instant building (as to the 7th floor of Seo-gu reinforced concrete structure, 7th floor and 2nd neighborhood living facilities) was used as a bath after completing the registration of ownership transfer on the grounds of trust from Coina Co., Ltd. on December 19, 2005, and all pipes ordinarily necessary for bathing facilities were determined in advance and buried slves (Seve, drainage equipment installed before installing concrete slab systems) in order to connect water pipes to water pipes through a waterline at the 4th floor of the instant building. The 3th floor of the instant building was installed after installing concrete slab systems, and then installing slves and slves installed at the 5th floor of the instant building, and then installing slves and slves of concrete pipes installed at the 5th floor of the underground water pipe, and there was a high possibility that the Plaintiff would change the temperature of the pipes through water pipes.