1. The Plaintiff:

A. Defendant B, C, and D jointly share KRW 70,00,000,000,000 and their related thereto from November 6, 2017 to November 13, 2018.

1. Basic facts

A. The relationship between the parties (1) Defendant E is a licensed real estate agent operating real estate brokerage business under the trade name of “G Licensed Real Estate Agent Office” (hereinafter “instant brokerage office”).

(2) Defendant E received KRW 600,000 per month from Defendant C, B, and D. Around April 22, 2017, Defendant E lent its certificate of qualification or registration of its brokerage office to the said Defendants, and the said Defendants provided real estate brokerage services in the instant brokerage office from May 10, 2017 to February 20, 2018.

(3) The Defendant FF Association (hereinafter “Defendant Association”) concluded a mutual aid agreement (hereinafter “instant mutual aid agreement”) with Defendant E for compensation within KRW 100 million, where Defendant E incurred property damage to a transaction party due to intention or negligence in performing real estate brokerage (hereinafter “instant mutual aid agreement”) from April 20, 2017 to April 19, 2018.

B. (1) On October 14, 2017, the Plaintiff entered into a lease contract with the introduction of Defendant B (tentative name: H) who introduced the instant brokerage office employee as the employee of the instant brokerage office, to enter into a lease contract with respect to the Busan JtelK (hereinafter “instant real estate”), and transferred KRW 500,000 as the provisional contract amount to the bank account in the name of Defendant E on the same day.

(2) On October 21, 2017, Defendant C and B issued to the Plaintiff the instant brokerage office with the power of attorney as to the conclusion of the instant real estate lease contract and the deposit money, which read as “the receipt of the lease contract and the deposit money for lease on a deposit basis to Defendant C,” the power of attorney affixed with the seal of Defendant C, the certificate of personal seal impression of Defendant C, and the family relation certificate of Defendant C as the mother of the Defendant C, and Defendant C had been duly delegated with the power of attorney as to the conclusion of the instant real estate lease contract.

(3) However, Defendant C’s family relation certificate is forged on the part of Defendant C’s mother of Defendant C by entering his personal information in Defendant C, and the power of attorney in I’s name shall be free in collusion with Defendant B, C, and D.