A. 1) Defendant C entered into a contract with Defendant C to lease the three floors of the building (hereinafter “instant building”) around September 7, 201 with Defendant C by setting the lease deposit amount of KRW 40,000,000, monthly rent of KRW 2,300,000 (Additional Tax separately), from August 30, 201 to August 31, 2013. The trade name of the instant building was “E”, the type of business, the type of business, the type of business, and the business registration under the Gold-si Act was completed.

3) On July 9, 2012, F, the Plaintiff’s wife, entered into a contract with Defendant C to lease the instant building by setting the lease deposit, monthly rent, and from June 30, 2012 to June 30, 2014, and around that time, F paid KRW 70,000,00 as premium for the premium to Defendant B, the former lessee. (B) On July 13, 2012, F (F’s business and control 1) the trade name of the instant building as “G”, type of business, type of business, type of business management, and Mamba business.

2) Meanwhile, the instant building is located within the school environmental sanitation and cleanup zone under the School Health Act. However, around August 27, 2013, F was regulated on the ground that “A business that is likely to engage in sediment, sexual conduct, or similar conduct by creating eight partitioned spaces in the instant building and setting up simple beds and screen facilities in the instant building,” and was issued a summary order of KRW 2,00,000 (No. 200,000,000 as a fine for violation of the School Health Act) (F claimed formal trial against the said summary order, but the said summary order became final and conclusive by withdrawing a request for formal trial on April 10, 2014.

3) On September 22, 2013, F made a report on the closure of its business registration.

C. On September 16, 2013, the Plaintiff entered into a lease agreement with Defendant C.