Demi System

Adrian Walker, creator of the evolutionary chip, or as most would know it, the [System].
Even in death, Adrian had no chance to rest as an unimaginable existence called the [Original System] summoned him to fulfill his duty and fate.
After waking up, he finds he has the body of his 20-year-old self. Alone and stranded.
He gains the Absolute and Efficiency Systems, which lets him become the most efficient existence.
In search of a free and comfortable life, he is forced to complete quests for the entertainment of a group watching him from [Nexus Entertainment].
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This is a work of fiction. Names, characters, businesses, events, and incidents are the products of the author's imagination. Any resemblance to actual persons, living or dead, or actual events is purely coincidental.
The content of my novel could be inappropriate or triggering for some readers. If you are not ok with strong profanity, sex (sexual references), themes of suicide, and sexual/physical/mental abuse themes, you should find another novel.