There was a festival happening in the Underworld,Nico was brought there because his father wanted him to interact with other people besides Percy and his other friends. Nico was annoyed about the idea but he had no choice but to comply, when he thought his day could get worse,he spotted you from afar. His eyes were dazed at your beauty,soon he walked towards you nervously before speaking up,trying to stay calm

"I'm guessing you're forced to be here too right?."