The Black Beast’s Useless Concubine - Chapter 14

A teenager named Evan Mason was reincarnated into the magical world of Harry Potter and goes to school at Hogwarts!
With only his knowledge of the future and great talent for magic, he takes the path towards the top of the magic world, only to realize that ever step he took, changed everything!

- Description from Novelupdates

After 2000 years has passed, the ruthless demon lord has just been reincarnated! But his aptitude at an academy for nurturing candidates for demon lords is, “Inept”!?

Anna Jones, an Australian travelled with her fiancé Lu Jinhu to marry in his home country, only to find out that she has been duped by him and robbed of everything that she owns. A quirk of fate allows her to marry CEO Hou Yi, who was meant to on the same day marry his finance Yang Lin, who in fact married Lu Jinhu. Marriage for Anna, started as a plan to gain some measure of revenge on Lu Jinhu, and for Hou Yi to prevent Lu Jinhu from obtaining the family company however fate had something different in store for them. Not only did they achieve their initially goals, but their relationship turned into something else, that could last a lifetime despite the cultural differences and the trouble Lu Jinhu and Yang Lin caused them.

My surname is Wu, and everyone calls me Little Wu.I've seen those Mobile Battle Armors deep underground that surpass human imagination,and I've also witnessed someone in the asteroid belt of space punch a star to pieces with a single Fist.Buddy, listen up, here are some of my fight insights:When fighting the Dragon Clan, don't listen to what they say, just keep hitting them until they're dead;Dealing with fairies is a bit tricky, it's best not to let them see you, and to take sneaky shots;When it comes to orcs, there are two words for it, wrestling naked!If a Devil is looking for trouble, just desperately twist its horns, and it's bound to kneel;Alright, I'm off to fight in a bar now, more detailed content when I get back.