1. The plaintiffs' claims are dismissed.

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

1. On August 23, 2017, the fact that the Plaintiffs entered into a sales contract with the Defendant on the share of each real estate listed in the separate sheet (hereinafter “instant contract”) and received the down payment of KRW 15960,000 and the intermediate payment of KRW 15960,000 from the Defendant is not a dispute between the parties.

The purchase price: The balance payment date of KRW 1.59.6 million (the contract amount of KRW 1.59.6 million, the intermediate payment of KRW 1.59.96 million, the balance of KRW 1.5968 million, and the balance of KRW 847.68 million): October 23, 2017: The Plaintiffs shall deliver all documents necessary for the registration of transfer of ownership to the Defendant simultaneously with the receipt of the balance, and cooperate in the registration procedure, and the delivery date of real estate shall be the remainder payment date

The cancellation of a contract: The contract may be rescinded if this contract is not performed, and if the defendant violated, the contract deposit shall be reverted to the plaintiffs, and if the plaintiffs violate, the amount of the contract deposit shall be compensated for.

Three buildings recorded on the register of real estate (owner E) shall be destroyed under the responsibility of the defendant, but documents necessary for inheritance and destruction shall be provided by the plaintiffs, and a reasonable amount of money shall be paid to the tenants who repair and use the existing building, but the plaintiffs shall provide the defendant with relevant documents.

2. Determination as to the cause of action

A. The Plaintiffs issued a certificate of real estate sale on November 28, 2017 and notified the Defendant of the cancellation of the instant contract in the event that the Plaintiffs did not pay any balance within a reasonable period of time after preparing for the certificate of seal imprint and the certificate of registration, etc. with the certificate of real estate sale, and the Defendant notified the Defendant that he/she would be deemed to have no intent to perform the instant contract even if he/she notified the Defendant that he/she would not have any intent to perform the instant contract if he/she completed the preparation of documents necessary for the procedures for the registration of ownership transfer with a preparatory document as of October 2, 2018 and paid any balance by October 31, 2018.