lore

“No,’ Nico said. ‘Getting a second life is one thing. Making it a better life, that’s the trick.’ As soon as he said it, Nico realized he could’ve been talking about himself. He decided not to bring that up.”
― Rick Riordan, The Blood of Olympus

“Nico wasn't sure whether to kick himself or Will Solace. If he hadn’t been so distracted bickering with the son of Apollo, he would never have allowed the enemy to get so close.”
― Rick Riordan, The Blood of Olympus

“Nico scowled. ‘It’s none of your business, but I don’t belong. That’s obvious. No one wants me. I’m a child of –’
‘Oh, please.’ Will sounded unusually angry. ‘Nobody at Camp Half-Blood ever pushed you away. You have friends – or at least people who would like to be your friend. You pushed yourself away. If you’d get your head out of that brooding cloud of yours for once –”
― Rick Riordan, The Blood of Olympus

“Nico was devastatingly alone. He’d lost his big sister Bianca. He’d pushed away all other demigods who’d tried to get close to him. His experiences at Camp Half-Blood, in the Labyrinth and in Tartarus had left him scarred, afraid to trust anyone.”
― Rick Riordan, The Blood of Olympus