1. The plaintiffs' claims against the defendants are all dismissed.

2. The costs of lawsuit are assessed against the plaintiffs.

1. Basic facts

A. F apartment located in Nam-gu G at Port (hereinafter “instant apartment”) is a five-story apartment composed of 30 households, and the plaintiff A, B, defendant C, D, and E are the persons possessing each subparagraph of the instant apartment.

B. The management rules stipulating matters concerning the managing body of the apartment of this case, such as the self-governing operating council, steering committee, and chairperson, have been enacted and implemented around June 1, 2017, and the head of the Ban elected at the neighborhood meeting at the meeting where the occupants participated have executed the affairs concerning the operation of the apartment of this case (hereinafter referred to as the "representative of the self-governing meeting"), regardless of whether before or after June 1, 2017.

The representative of the instant apartment association was Defendant C around September 26, 2015, and the Plaintiff B on September 26, 2016, Defendant E on October 10, 2016, Nonparty H on October 10, 2017, and Defendant D on September 21, 2018.

[Ground of recognition] Facts without dispute, entry of evidence Nos. 1, 10, 12, and 22 (including the number of pages; hereinafter the same shall apply), the purport of the whole pleadings

2. Summary of the cause of the claim;

A. The part 1) Plaintiff A’s construction work of a building that was in progress in the vicinity of the instant apartment around around 2016 (hereinafter “new construction work of this case”).

) As to the damage of the apartment resident of this case caused by the instant apartment, the representative Nonparty J, the Plaintiff, on behalf of the residents, was paid KRW 60,000,00 as compensation for damage, but the Defendants contacted the J to Plaintiff A to the extent that they could have known to the Plaintiff and received KRW 45,00,000 as compensation for damage (hereinafter “instant compensation”).

(2) The Defendants suffered damages equivalent to KRW 1,500,000 per household unit ( KRW 45,000,000 / total number of KRW 30) by receiving the instant apartment building and using it at will due to the roof waterproof construction cost, etc. of the instant apartment complex. (2) The Defendants up to July 7, 2018, even if the repair period of Nonparty K’s defect repair period of the instant apartment building was up to June 8, 201.