1. All appeals by the Defendants against the Plaintiffs are dismissed.

2. The costs of appeal shall be borne by the Defendants.

1. The reasoning for the court's explanation concerning this case is as stated in the first instance court's judgment, except for the case where "F" in the third, third, first, first, first, second, second, third, and fourth of the judgment is "H"; "700,000 won" in the third, third and fourth of the judgment is "70,000 won (excluding value-added tax)"; and "the same reason as above" in the fifth, fifth and fifth of the judgment is the same as stated in the first instance court's judgment, and thus, it is cited as it is in accordance with the main sentence of Article 420 of the Civil Procedure Act.

2. In conclusion, the plaintiffs' claim of this case against the defendants should be accepted in its reasoning. Since the judgment of the court of first instance is just in conclusion, the defendants' appeal against the defendants is dismissed in its entirety as it is without merit. It is so decided as per Disposition.