Isela

“Nico," he said gently, "I've seen a lot of brave things. But what you just did? That was maybe the bravest.”
― Rick Riordan, The House of Hades

“He looked like the sort of boy who'd come over to your house to pick you up for a date and be polite to your parents and nice to your pets. Jace, on the other hand, looked like the sort of boy who'd come over to your house and burn it down for kicks.”
― Cassandra Clare, City of Bones

“Dude." Jason gave Percy a bear hug.
"Back from Tartarus!" Leo whooped. "That's my peeps!”
― Rick Riordan, The House of Hades

“So," I (Percy) said glumly. "We're going to get a ride from your brother, huh?"
Artemis's silver eyes gleamed. "Yes, boy. You see, Bianca di Angelo is not the only one with
an annoying brother. It's time for you to meet my irresponsible twin, Apollo.”
― Rick Riordan, The Titan’s Curse