Plutonian (adjective)

1. In the anime series, the main character ventures into the plutonian realm to rescue a lost soul.

2. According to Greek mythology, souls of the deceased were believed to be sent to the plutonian underworld.

3. In the science fiction novel, the protagonist discovers a secret portal that leads to a plutonian dimension.

4. The movie showcases a thrilling adventure set in a futuristic, post-apocalyptic plutonian world.