Ill Communication
The group meets an old man named Breetani, who happens to be a digger, while they're in a mine. He reveals to them that he's been working in the mine for a long time. And Renton shows him the Nirvash, Breetani has an unexpected reaction.
Aired 21/08/2005EP 18 - Ill Communication

Eureka Seven
Renton is a teenager trapped working as a mechanic in a backwater town. He dreams of joining up with a daredevil group of pilots known as Gekkostate and following in his father's heroic footsteps.
When a mysterious beauty named Eureka shows up asking for a tune-up, Renton soon finds himself drawn into a high-flying mecha dogfight that makes him a target of the military. When the dust settles on the spectacular battle, Renton is invited to join Gekkostate, but he soon discovers that even a dream come true has a dark side.
(Source: Funimation)