1. The defendants' appeal is dismissed.

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

Purport of claim and appeal

1..

. Determination on the cause of the claim

A. According to the purport of the argument in Gap evidence Nos. 1 through 4, and Eul evidence No. 1, the plaintiff entered into a contract on April 7, 201 with defendant A (hereinafter "Defendant A") for the lease of 36 months, monthly rent of 1,138,200, overdue interest rate of 24%, lease deposit of 18,00, estimated residual value of 21,60,000, and facility lease of 21,000 (hereinafter "lease") (hereinafter "Lease contract of this case"),

B. Therefore, barring any special circumstance, Defendant A and Defendant B, a joint and several surety of the lessee, jointly and severally agreed upon under Article 27(1) of the instant lease agreement, with the Plaintiff as stipulated in Article 27(1) of the instant lease agreement, KRW 3,246,638 of the unpaid principal as of August 5, 2014, and KRW 138,260 of the automobile tax imposed on August 25, 2014, and KRW 228,419 of the interest in arrears on the unpaid principal accrued until November 20, 2014 (= KRW 3,246,638 x 3,246,638 x 0.24 x 107/365 x 7,818 = interest in arrears on the automobile maintenance expenses as sought by the Plaintiff.