1. The defendant (Counterclaim plaintiff)'s appeal is dismissed.

2. The costs of appeal are assessed against the Defendant-Counterclaim Plaintiff.

purport, purport, and.

1. The reasoning of the court's explanation of this case is the same as that of the judgment of the court of first instance, and thus, it is citing this as it is in accordance with the main sentence of Article 420 of the Civil Procedure Act.

2. In conclusion, the plaintiffs' claims against the defendant are accepted within the above recognized scope, and the plaintiffs' remaining claims against the plaintiff and the defendant's counterclaim are dismissed as they are without merit. The judgment of the court of first instance is consistent with this conclusion, and the defendant's appeal is dismissed. It is so decided as per Disposition.