1. The Defendants jointly and severally pay KRW 507,908,241 to the Plaintiff.

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

3...

On December 21, 2005, the Plaintiff participated in the public sale procedure under the Seocho-gu Seoul Metropolitan Government Ordinance No. 101 and No. 102 and appropriated the outstanding principal for interest and partial interest rate, the remainder of the outstanding loan interest rate is appropriated for overdue interest and partial interest rate, the remainder of the outstanding loan interest rate is 507,908,241 to 21 December 21, 2008, and the due date is 1.3 billion won on the same day is determined as the continuing guarantee limit, and the Defendant B provided joint and several sureties-gu Seoul Metropolitan Government Ordinance No. 101 and No. 102 on January 27, 2010. According to the purport of each of the Defendants’ joint and several arguments, the Defendants are jointly liable to pay the remainder of the outstanding loan interest and partial interest rate under Article 3(2)2 of the General Agreement.

Thus, the plaintiff's claim against the defendants is justified, and this is accepted.