User blog comment:SayuriDarling/The House of Hades Official Discussion/@comment-5423251-20131014182529

Well, we can't really tell if Nico is definitely gay. The people that watched Sakura Card Captors, Syaoran Li had a crush with one male character, but eventually he fell in love with Sakura.

Nico had 13, he was from a different time, Percy was his geek dreams turned true. It was natural to him to feel that way.