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

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

1. The following facts do not conflict between the parties, or may be found in Gap evidence Nos. 1, 4, 7, 12, 16, 18, 23 (including each number; hereinafter the same shall apply), Eul evidence Nos. 1, 4 through 7, and 54, taking into account the whole purport of the pleadings:

1) The Plaintiffs are the parties to the instant building (hereinafter referred to as “instant building”) that is a main complex building with the size of 18 stories above the 7th ground level constructed on the ground of the Gangnam-gu Seoul F. F. 1,562 square meters above the ground.

Of these, each co-owner of a commercial building and Defendant DD Management Body (hereinafter “Defendant D Management Body”).

The Act on the Ownership and Management of Aggregate Buildings, composed of sectional owners of the instant building (hereinafter referred to as the "Act on the Ownership and Management of Aggregate Buildings").

Since Defendant E was appointed as a manager at the Defendant’s management body meeting on June 30, 2012, Defendant E is managing the instant building as the manager until now. 2) The instant building is comprised of ① the section for common use, such as parking lots and electricity rooms, ② the part of the underground 1 and the 2nd floor, ② the 1st floor above the ground 1 and the 18th floor above the ground 4th and the 18th floor above the ground (hereinafter “instant commercial building”), ③ the 5th to the 17th floor above the ground (hereinafter “instant officetel”).

B. The reasons why the management company and asset management management company of the instant building were selected 1) G Co., Ltd. (hereinafter “G”) which is the executor of the instant building

A) Around 2006, the sales of the instant building was conducted, and around 2006, the buyer finally guaranteed a certain amount of investment profit on the basis of the sales price for three years, and the buyer agreed to enter into an asset management consignment agreement, separate from HTC. Since then, the sectional owners of the instant officetels agreed to enter into an asset management consignment agreement with HTC. The owners of the instant officetels (hereinafter “I”).

Between departments, on July 1, 2008, the officetel of this case is to be leased and managed by I and to be paid profits from I.