1. All of the plaintiffs' claims are dismissed.

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

1. Basic facts

A. On August 1, 2010, the Defendant leased part of the Gangdong-gu Seoul Metropolitan Government H building (hereinafter “instant building”) to G Co., Ltd. (hereinafter “G”).

The Defendant and G entered into a lease agreement by dividing the instant building into the second and third underground floors and the first, second, third and fourth floors on the ground, and fourth floors on the ground, and the main contents are as follows:

The object of lease: The lease deposit for 10 million won from the date of the contract: the lease deposit for 30 million won per month from the second basement, and the lease for 30 million won per month from the date of the contract: the lease for 5 years from the date of the contract: the lease for 30 million won from the date of the contract: the lease for 42 million won per month from the date of the contract for 30 million won from the date of the contract.

B. On July 2, 2013, the Defendant entered into a lease agreement with G to modify the terms and conditions of each of the above lease agreements (hereinafter “instant lease agreement”). The main contents are as follows.

The object of lease: Article 1 (Period of Lease) (1) of some of the second and third underground floors, the entire underground floors, the first, the second, third, and fourth floors among the instant buildings (Period of Lease) (1) The Defendant shall lease the object of lease to G from the commencement date of the lease term under the first lease contract to July 31, 2015, and G shall rent the object of lease to G to use it for the purpose designated by the Defendant during the lease term.

(4) With regard to the change of the lease period between the defendant and G, G shall change and renew the sublease period under the sub-lease contract concluded in relation to the object of lease at the former responsibility of G, and all civil and criminal matters related to the related sub-lease contract and the object of sub-lease shall belong to G and the sub-lessee, and the defendant shall not bear any responsibility for the sub-lease contract.

Article 2 (Lease Deposit, etc.) (1) G shall deposit the lease deposit under this Article with the account under the name of the defendant, and shall not be deposited with the next account.