At the same time, the defendant is delivered to the plaintiff with the main building D in Seongbuk-gu, Seongbuk-gu, Seongbuk-gu, Seoul, and at the same time 230,000,000 won to the plaintiff.

1. Judgment on the plaintiff's claim

A. According to the facts stated in Gap evidence No. 1 (including each number), or the purport of the whole pleadings, the original defendant paid KRW 230 million to the defendant on April 16, 2018, and the lease deposit amounting to KRW 230,00,00, and the lease term from June 8, 2018 to June 8, 2020 (hereinafter "the lease contract of this case"). The plaintiff paid KRW 230,000,000 to the defendant, and the tenant paid KRW 230,00,000 to the defendant on June 8, 2018, the lease contract of this case was delivered to the defendant on June 20, 200, and each copy of the lease contract of this case was delivered to the defendant on June 26, 201, and each of the plaintiff, the lessee, delivered the copy of the lease contract of this case to the defendant on June 20, 202.

Therefore, the defendant is obligated to return 230,000,000 won to the plaintiff, except in extenuating circumstances.

B. Meanwhile, the Defendant’s duty to return the leased deposit and the Plaintiff’s duty to deliver the instant real estate, which is the object of the lease, are concurrently performed. The Plaintiff, while the Plaintiff did not deliver the instant real estate to the Defendant, requested the Defendant to return KRW 230,000,000 to the Plaintiff at the same time having received the instant real estate from the Plaintiff. Therefore, the Defendant is liable to pay KRW 230,000,000 to the Plaintiff at the same time upon receiving the instant real estate from the Plaintiff.

2. If so, the plaintiff's claim of this case is justified and it is ordered to accept it.