Wonderful Days: Korean Anime movie trailer

From Wikipedia:

Wonderful Days (also known as Sky Blue) is a South Korean animated science fiction film, released in 2003, written and directed by Kim Moon-saeng. It features backdrops rendered using photo-realistic computer-generated imagery.

Wonderful Days is set in 2142. Environmental pollution has led to a breakdown of human civilization. A technologically advanced city named Ecoban was built and it harvests energy from the DELOS System, which uses pollution in a carbonite catalyzed reaction to generate power. Carbonite extraction is carried out by people who live outside the city in the surrounding wasteland. Among them is an enigmatic young man known as Shua. He ends up in a love triangle with his childhood friend, Jay, and her superior, Ecoban security commander Cade.

Watch the trailer!