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Future. A mysterious gene causes people to mutate, gaining super powers and losing control over themselves, causing widespread destruction. The so-called Genetic Cleaners, i.e. soldiers specialized in exterminating threats. SV7 - one of the recruits, on his first mission, becomes entangled in a series of difficult events that will change his future fate forever. How will the story of the Genetic Cleaner, also known as "Seven", unfold?