A. On February 26, 2013, the Plaintiff is “B Corporation (hereinafter “instant construction”) from the Jung-gu Busan Metropolitan Government Office.”

(2) On March 7, 2013, the Plaintiff contracted the instant construction work to the Defendant in a lump sum at KRW 160,60,000 of the construction cost. B. On June 24, 2013, the Plaintiff received KRW 32,477,00 from the Busan Metropolitan Government Jung-gu Office for additional construction cost, and accordingly calculated and ordered the Defendant to pay KRW 30,80,000 of the additional construction cost (so, the total construction cost of the instant construction work that the Plaintiff shall pay to the Defendant is KRW 191,40,000 (= KRW 160,600,000), and KRW 30,80,000 of the additional construction cost).

(c) On March 17, 2013, the Plaintiff filed a suit against the Plaintiff on the lease fee of KRW 174,302,227, subrogated insurance premium of KRW 1,320,00, and KRW 16,500,00, directly or by subrogation, to the Defendant or the Defendant’s subordinate business. On July 17, 2013, the Plaintiff notified the Defendant that the settlement of the construction cost was completed. However, the Plaintiff, who is the operator of the instant construction work, filed a suit against the Plaintiff on the lease fee of KRW 160,50,00, KRW 20,000, KRW 16,50, KRW 200, KRW 200, KRW 200, KRW 360, KRW 160, KRW 70, KRW 400, KRW 160, KRW 360, KRW 40,539, May 27, 2013.