Maybe a Fake Gintama - Chapter 552: Geez, What a Blunder!

What would happen if you found yourself in One Piece as a Side character ?What would you do if your cheats were not actual cheats, instead you got scientific knowledge. Would you accept your life as a side character? Would you stay low key and mind your own business? Or would you throw yourself into the plot and change it to your benefit? This is a story about a man that had those options.Blerd finds himself in one of his favourite animes , One Piece. If you seen an add offering transmigration services to other worlds don't click it! At best it's spam at worst it's real. Some things are better as a work of fiction. Why? Smart Isekai is an ad that has you choose an anime world and challenge it with No golden fingers no quick power ups. You have to use you brain to think of creative ways you can challenge the world with no cheats but as a Native. I chose to challenge the world of One Piece. Now I am really in One Piece how the heck am I gonna survive ?

In a modern world where cultivators need a place to cultivate or vent their boredom, there are private businesses that set up instance dungeons with the aid of technology and cultivation magic to enable cultivators to train and commoners to experience the life of cultivation. They are called dungeon suppliers.
Xie Jin's one and only dream was to be a dungeon supplier and when his only relative passed away, the relative's inheritance gave him a plot of land and surprisingly, a 'System' Module which the relative had previously used.
With the help of the system, Xie Jin decided to pursue his dream of becoming the number one dungeon supplier.

The ancient Divine Beast Susu descended to endure trials and became the youngest daughter of the Qin Family, who were nearing eighty years old; young in age but high in seniority, even the men in their twenties had to call her auntie.Susu was also the only girl in three generations of the Qin Family, cherished by her parents, doted on by her brothers, and her nephews would fight over holding their auntie and protecting her.Protect her? Susu said she didn't need it, for she was a mighty and ferocious Divine Beast!With her around, no one would dare to bully the Qin Family members!Those who bullied her family got sent flying; those who coveted their fortune got sent flying; those who tried to kidnap her got sent flying.The kidnappers who captured Susu were frightened by her and willingly handed over their cell phones for her to call the police.“How do I unlock the cell phone?” Susu asked.“It requires fingerprint unlocking, you can use my finger,” explained the kidnapper.“How do I use your finger? Chop it off?” Susu asked again.“No! No need to chop, it can be used while still attached to my hand!” the kidnapper wailed.Chop off a finger! What kind of thought process was that?Way too scary!Ever since the lucky-buff-carrying Susu had come to their home, the family's luck had improved, their business prospered more each day, and the previously naughty young masters had become much better behaved, truly a little lucky star.It was just that boy from the neighbor's house, who kept thinking about kidnapping Little Susu, causing the Qin Family men quite a bit of concern.Maybe they should just break his leg again?

Synopsis is in the beginning first chapter, so you can try to read it first.Zhang Fei is an ordinary human, but he is also an Incubus, and he also a Heavenly Fox.