The Extra Who Shouldn't Exist - Chapter 8: Breakthrough

Once upon a time, a hero had been summoned to a different world in order to defeat the demon king. After the war stretching 3 years ended the commendable hero slew the demon king. And he was forcibly deported back to earth after being dismissed.

Such bullshit!

Elves in addition to beast race, dwarfs and demon race. Even though I wanted to make a harem in the different world I saved! My dream will not come true on earth, where there is no magic at all. Thus, the hero returns on his own. Without the blunder of being extradited to earth this time, he will build a harem of his own in a different world.

Mechanics fix things.Fighters break ‘em.Those were the two truths Perry lived back on Earth. When he got isekai’d into a young noble with newfound magical powers, he found himself stuck with an awful choice. Try to survive on the Front, the mystical battleground where Hydras and Devils roamed free… Or find another way.So he took an oath. An oath that made him a Magus Dominus. A mage lord. He’d escaped his fate, least for the moment.For most his life, Perry was used to being alone. When he got sucked into Ro'an, he was suddenly thrust into the role of surrogate son to his loyal servant and half-brother to a tempestuous Storm mage. With their help, Perry prepared his best to be lord and protector for his domain. And if he fought a few monsters, and helped a few people along the way, well…Mechanics fix things. And fighters break ‘em.-Progression Fantasy with light LitRPG elements-No romance-Kingdom building and magic progression

Otaku Lin Fei crossed over to a new world…

Rare and exotic medicinal pellets? I eat them like snacks…

Powerful martial art secret instruction manuals? I can sell them like newspaper bundles…

What..You’re an absolute genius? I wreck geniuses like you for a living…

Why am I so powerful?

It’s because I have leveling system version 1.0!

- Description from Novelupdates

Yan Yuling was born into a wealthy family and was an abandoned daughter since childhood. Her stepsister took her place as the pampered daughter of the Yan family and used her as a sacrificial lamb. She only wishes to have a boring, normal life.Unfortunately, she was destined to meet a handsome and talented businessman, who is also known as a 'cut-sleeve'. Their meeting is as cliche as a dog-blood drama, signaling the intertwining of their destinies. But, under the gentleman's facade, he is someone who carries dark secrets and thirsts for revenge.As they get to know each other better, they discover each other's hidden stories that could destroy their fragile relationship and kill their budding love.Faced with so many secrets, can they truly find love from each other?