Power Seed (Unreleased)

The story set in the several centuries into the future from now where earth faces serve natural disasters due to destroying of the environment by humans. However humans identified the importance of the nature and they are now cultivating the universe.
Fast-forwarding several years, now they faced new problems in those cultivated planets, aliens who wants to destroy/eat those crop. So our main character and his assistant set on a mission to fight these aliens. One planet at a time. They are experimenting new seeds that can be grown instantly and explode to destroy aliens/enemy. So the story continues on the planets throughout the universe.