Sin and Virtue System - Chapter 9 9. Purchase. [1]

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Other than that nothing is much different from Earth.

Ventra is a name given after a giant snake, which holds a lot of power and is said to be the one pulling this planet on its back, which tells that people are not well versed in astronomy and haven't seen the other planets.

About a thousand or so years ago Mana was awakened on Ventra and people followed the research in Mana and started developing technology related to Mana and magic.

Mana is an important component ...