In this world, everyone starts with no memory and no recollection of their past life. In this world, you have nothing - even your limbs are rented, and you'll have to pay up every day. In this world, you must complete tasks assigned to you by the System or be fined and stripped of everything, including your arms and legs. In this world, you're under unrelenting supervision. But in dark corners hidden from the System's watchful eye, violence, brutality, and lawlessness abound.

Zac was alone in the middle of the forest when the world changed... The whole planet was introduced to the multiverse by an unfeeling System... or God. A universe where an endless number of races and civilizations fought for power and dominion. Zac finds himself stuck in the wilderness surrounded by deadly beasts, demons, and worse. Alone, lost and without answers, he must find the means to survive and get stronger in this new cut-throat reality.

When Robin Waybright became the Merchant Hero, all of Pangeal turned into his marketplace; for the Merchant can buy and sell anything. Youth, skills, memories, hair color, joys and illnesses… in the trade of power, every deal can tip the scale. And Robin needs power. His homeland of Archfrost teeters on the brink of collapse, the sinister Demon Ancestors plot in the shadows, and twenty-one other Heroes, each with their own Class, have been chosen to save the world of Pangeal. Not all of them are friendly.

It was a day like any other when suddenly the world changed. The universe reached a threshold humanity didn’t even know existed, and it was time to finally be integrated into the vast multiverse. A place where power is the only thing anyone can truly rely on.

Large chests are said to encompass all manner of hopes and dreams. Men covet them. Women envy them. But one fact holds true - everyone wants to get their hands on some big ones. The same holds true for one intrepid adventurer - a strapping young lad by the name of Himmel. Armed with his grandfather's trusty longsword and the dream of being the strongest, he sets out on the journey of a lifetime!