User blog comment:SayuriDarling/The Mark of Athena Official Discussion/@comment-5423281-20121019003354/@comment-4517591-20121019005336

Percy is described as good looking. (Don't know which exact comment your refering to) but I think all demigods are described like handsome or beautiful generally. It's just some may stand out more than others depending on their parents (godly side) or on personal taste.