1. The Defendant is jointly and severally and severally with C and D to the date of full payment with regard to KRW 280,000,000 and its amount from May 29, 2015.

In full view of Gap evidence No. 1-1, No. 2, Gap evidence No. 2, Gap evidence No. 3-1, 2, Gap evidence No. 4, Gap evidence No. 5-1, 2, and 3 as to the cause of the claim, the plaintiff stated that the plaintiff was issued a certificate No. 300,000 won on February 28, 2010, KRW 150,000,000 on September 12, 2012, KRW 40,000,000 on August 10, 2013, KRW 2,000,000,000 won on August 10, 2014, KRW 2,80,000,000 on February 15, 2015, and KRW 300,000,000,000 in the above certificate No. 301,30,00,000).

According to the above facts, the defendant can be deemed to have prepared the above loan certificate with the intent to jointly and severally guarantee the debt of C and D against the plaintiff. Thus, the defendant is jointly and severally with C and D to pay the plaintiff the above 280 million won and damages for delay at the rate of 20% per annum under the Act on Special Cases Concerning the Promotion, etc. of Legal Proceedings from May 29, 2015 to the date of full payment.

In conclusion, the plaintiff's claim of this case is reasonable, and it is so decided as per Disposition by admitting it.