Cora

Cora (voiced by Kristen Bell) is a teenage girl from MetroCity who now lived on the surface after her parents neglited her. She lived with her friends and a robot dog named Trachcan until she meet Astro Boy and Epsilon. She's kind, smart, and also Astro's girlfriend.

Trivia:
Cora will meet Aaron in Aaron meet Astro Boy.

She along with Astro, Zoran, Epsilon, Atlas, Pluto, and the Blue Knight join Arik's team in the end of Arik meet Astro Boy.