1. The plaintiffs' appeal is dismissed.

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

Purport of claim and appeal

The first instance court.

1. Basic facts

A. Plaintiff A and B are married, and Plaintiff C, D, and E are children of Plaintiff C, D, and B.

B. On July 2016, Plaintiff B and the Defendant entered into the instant travel contract: (a) the travel period between July 29, 2016 to August 7, 2016, the Plaintiffs; (b) the travel period from July 29, 2016 to August 7, 2016; and (c) the traveled U.S. Algosia and the Sightseeing Islands to “10 days for the cruises & Sightseeing 10 days for the cruise.”

(3) From April 29, 2016 to July 26, 2016, Plaintiff B paid KRW 31,550,000 to the Defendant under the instant travel contract. (d) At around July 2016, Plaintiff B asked whether it is necessary to apply for visa for U.S. entry into the Republic of Korea, and the Defendant’s Staff F was issued on February 8, 2017, the term of validity of the ESA (Electronic Travel Permit) issued on February 2017 to Plaintiff A, B, and D, and the Plaintiff C and D were not required to apply for the ESA for departure from the Republic of Korea, and the 2.00 U.S. travel was not issued on July 16, 2015 to Plaintiff B and the 3.0 U.S. travel from the date of the amendment of the 2016 U.S. Act. No more than the 36.16. The Plaintiffs were issued on February 16, 2015.