1. The defendant's appeal and the plaintiff's incidental appeal are all dismissed.

2. Costs arising from an appeal and an incidental appeal shall be respectively.

1. The defendant's grounds for appeal citing the judgment of the court of first instance and the plaintiff's grounds for incidental appeal are not significantly different from the allegations of the court of first instance, and the fact-finding and judgment of the court of first instance are recognized as legitimate even if the evidence submitted by the court of first instance and the evidence additionally submitted in the trial

Therefore, the reasoning for this Court to indicate this case is the same as that for the judgment of the court of first instance, and thus, this Court shall accept it in accordance with the main text of Article 420 of the Civil Procedure

2. If so, the judgment of the court of first instance is legitimate, and both the defendant's appeal and the plaintiff's incidental appeal are dismissed as it is without merit. It is so decided as per Disposition.