"Even Grim Reapers can't?" Gaia asked.
"No."
Neo looked at the black badge in his hand with complicated gaze.
The badge had a scythe emblem on the front, while his name, "Thanatos," was etched on the back in an ancient language.
Since he had decided to hide the fact that he was from the future, following Barbatos' warning, Neo needed an alias.
Back then, Gaia had suggested the name "Thanatos."
Though he had initially found the name exaggerated — he still did —, circumstances forced him to adopt it, and it stuck.
Neo shook his head again, recalling the embarrassment he felt when choosing "Thanatos" as his pseudonym.
"This badge is given to all Grim Reapers," Neo explained to Gaia. "I got it when I became a Grim Reaper a few months ago.
"With this, any Grim Reaper can travel freely between the world of the living and the Underworld—provided they have a valid reason."