The Undercover Heir is Actually Tycoon's Secret Girlfriend - Chapter 50 Discharge

In a world where dungeons were an essential part of it, Rein was trying to conquer as many as possible. They were the key to gain powers in the fastest possible way. So, to reach his full potential and to become the strongest, he became a great dungeon conqueror.With his trusty friends and lovers, he was definitely going to reach the peak alongside everyone. Join Rein and see how he went from strong to stronger and then the strongest.__________________1. The harem would not be too large(I'm not sure how many but probably just 4-5 main and few other here and there). All the girls would be getting their time and story.2. The story is starting when the MC is in the middle of his growth stage and not at the very beginning. But his beginning will be mentioned in the story in some form.3. I don't think I need to mention this, but obviously it will not have any NTR, rape or that kind of stuff. It is actually quite a wholesome story focusing mainly on adventure, action and bit of romance and slice of life.

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

Got roomed with another straight man in a love hotel and had to share a bed. Meeting by the road side on a certain day, the boy in his arms was smiling wildly.

Hey, let me explain myself, don’t go ahead of yourself. I was just being a samaritan. I had to help, even if I lied about being a straight man like you.

Are you running away after getting me excited? Let’s see what kind of ending you want today.

Since you all asked for a wife chasing crack, then let’s perseverate to the end. I’m not crazy, you are the one who is crazy. This is probably a crack but still gentle gong and a shou fighting against the crack story. Lighthearted! Comedy! No brain cells will be lost!

- Description from Novelupdates

Dr Dalton Wyatt, a world renowned Scientist and Inventor is transmigrated to the body of a high school student Dalton Wyatt who committed suicide due to unfortunate circumstances and complicated life.