In "The Sea of Monsters" by Rick Riordan, the character experiences a profound sense of exclusion and rejection, evident from his troubling past. Being dismembered and thrown into the Underworld symbolizes the extreme measures taken to rid oneself of his presence, indicating that he is not welcome among those he once knew.
This dramatic imagery illustrates the character's struggle for acceptance and belonging, emphasizing the themes of isolation and the desire to find one's place in a harsh world. It serves as a powerful reminder that sometimes, rejection can stem from deep vulnerabilities and the challenges one faces in seeking connection.