I, the Goblin King: Rise to Dominate the Other World - Chapter 69 – Isn’t this my uncle?

In the autumn of his second year of high school, Tsujidou Masachika had just been appointed as the student council president when he found himself helping a student who was suspected of smoking in school.Her name was Ooba Monaka, a junior gal rumored to be a beautiful girl.He helped her on a whim, with no intention of getting involved. At least, that’s what he thought until…“I’ll do anything to thank you, Senpai~”For some reason, she became extremely attached to him!She would barge into the Student Council room every day, help with event preparations, and even go on dates. Gradually, Masachika and Monaka get closer as she aggressively narrows the distance between them.In the midst of it all, it turned out that the ‘suspected of smoking’ accusation was actually due to malice…?A sweet romantic comedy with a cheeky and cute junior gal begins!

Step inside if you dare, but be warned—this is no ordinary shop. Those who enter never leave the same… if they leave at all. A sinister force lurks within, fueled by a dark past and a thirst for revenge. The price? Twelve lives for twelve sins. As officials race to put an end to the bloodshed, the shop’s deadly grip tightens, claiming innocent victims one by one. Will anyone uncover the truth before it's too late? If you crave spine-tingling horror, heart-pounding thrills, and a mystery that refuses to stay buried, this book will haunt you long after the last page.

In short: an old lover gave me a little piglet.

Qin Zhuopu, a workaholic, has been single for many years. As he reaches middle age, his family is desperate for a child.

Until one day…

“Mr. Qin, your son is already in primary school!”

“???” I have only had one boyfriend!

Seven years after the breakup, the old lover returned to the wealthy family with a little fat pig in his arms: “Zaizai is a big eater, I can’t feed him. Zaizai’s primary school homework is too difficult, I can’t do it. I’ll give you guardianship from now on! Will you let me go to your construction site to move bricks? Son, say ‘Mommy’!”

Mr. Qin: (No, I couldn’t give birth to such a fat kid!)

Later…

Onlookers: I heard that Mr. Qin has adopted an illegitimate child born to his old lover by some woman?

Mr. Qin: Let me introduce to you, this is my own cub!

- Description from Novelupdates

This is a story of a man named Kim Sae-Jin, who one day, inexplicably wakes up as a Monster. Follow him and his perilous journey to get his life back as a Human, all the while growing even more versatile as a Monster in the process. This should be… complicated, somewhat.