We've searched our database for all the quotes and captions related to Engraved Keychain. Here they are! All 1 of them:
“
On my keychain, I kept a dog whistle that Leo Valdez had given me. It wasn’t made of Stygian ice like my first one—that had shattered. This one was Celestial bronze and engraved with LEO+PERCY 4EVER ♥, because Leo is a doofus.