1. The plaintiff's respective claims against the defendants are all dismissed.

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

1. Determination as to the claim against the defendant B

A. For the following reasons, Defendant B is obligated to pay to the Plaintiff KRW 100,000,100 as compensation for damages for defects arising from the large-scale repair and alteration of the purpose of use of the Seoul Mapo-gu D Building (hereinafter “instant building”) owned by the Plaintiff due to the construction of the instant building (hereinafter “instant construction”).

The part of the construction was planned to train the rooftop of the Plaintiff’s assertion that was already installed in the part of the rooftop of the building, but the competent authority was planned to promptly train the rooftop of the Plaintiff’s assertion, but Defendant B lost the opportunity of training and was unable to install a new rooftop as an illegal building.

The main room constructed by Defendant B on the 5th floor water leakage due to the error in the process of waterproof erosion of the rooftop capacity shall be pointed out as illegal construction parts, and it shall not be used for the main room. Since the main room constructed by Defendant B on the 5th floor of the toilet and boiler room, walls, etc. on the 5th floor water leakage water leakage generated on the rooftop, the phenomenon of double hold construction of the 2nd floor and the 3rd floor of the wall, double hold installation, double hold installation, the size of the room is too small, the installation of the 1st floor and the parking lot room is too small, the 5th floor of the rooftop water leakage generated in the underground room due to the defect of the underground office and church leakage and drain water distribution system of the 5th floor water leakage generated from the replacement of the floor, and the use of defective materials and the completion of the finishing construction work, the contractor of this case shall bear the liability for warranty against the Defendant’s domestic works as provided for in Article 37 of the Framework Act on the Construction Industry).