He is Lovestruck in the Revenge - Chapter 27 - 026: Xie Shang’s Revenge Script (Second Update)

However, he did not know that he was not raising just a harmless pet, but a biological weapon secretly made by the government… a real monster.

As a former librarian, Rand felt that he had been living an ordinary life, the one that he had reclaimed unconsciously every single day.

Recently, he has been a little upset because the pet fish he accidently brought home to raised seems to have undergo some strange changes

Well, it turned into a merman.

- Description from Novelupdates

Broken-hearted and drunk, Yoshida, a 26-years old salaryman, stumbled upon a runaway-from-home high-schooler on his way back from the bar.

“Hey, you. JK.”*

“What the heck are you doing out here. Go home already.”

“Uncle, let me stay at your place for the night.”

“You can do ‘that’ to me if you let me stay.”

“If you meant that as a joke, it’s not funny.”

“I’m not joking. It’s fine by me.”

“Then allow me to tell you that I have no interest in brats.”

“Hmm?”

“Then, just let me stay.”

Notes:

[*] JK is slang for Joushikousei (high school girl)

He was once a presence in the assassin world that made people tremble at the mere mention, and had retired from the assassin world for many years to live in the mountains with his master, teasing nuns and practicing martial arts every day, leading a leisurely life, having washed away all traces of his murderous aura.However, when the old man asked him to come down the mountain to protect a woman, it gradually tore away the mysterious layers of Ye Qiu's demeanor.His skills were extraordinary, and he possessed a long-lost technique of acupuncture.He was both righteous and evil, attracting countless beauties to fall in love with him.What was even more mysterious was that he had a pair of “Supernatural Insight Eyes,” seeing through everything.