Rebirth of the Film Emperor's Beloved Wife - Chapter 14 - A Small Conference

Frida, a first-year medical student, has always been focused on academics, with no time for relationships or intimacy. Though her friends tease her for being a prude, they don’t know about the wild fantasies she keeps locked away, wondering if anyone would ever see her for who she truly is.Laziel her ex-best friend turned enemy, a tech genius and adrenaline-fueled F1 racer who’s every girl’s dream but her personal nightmare. Their shared past is full of unresolved tension and high school scandals she’d rather forget.When Frida starts receiving mysterious red sticky notes promising to bring her most forbidden fantasies to life, she’s intrigued and terrified. But as the anonymous promises heat up, her imagination betrays her, and the faceless lover in her fantasies starts to look a lot like Laz.What happens when desire crosses the line into obsession? And what if her enemy is the one person who knows exactly how to make her wildest dreams come true?

Xiao Ze, who was dedicated to the people and vowed to become a generation of Ming Jun, accidentally fell on a little lady.
The little lady was born beautiful and lovable.
So Xiao Ze accepted his life and got the name of fear.

ps:
①The male protagonist has no concubine, and he is dedicated to serving the country.

- Description from novelbuddy

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

A series of short stories in the world of Toaru Majutsu no Index organized into chapters featuring Kanzaki Kaori as the protagonist, going around the world and space doing missions for the Church of Necessary Evil, however, there is more than meets the eye as each incident is connected.

One chapter was bundled with each limited edition release of the Toaru Kagaku no Railgun anime DVD and BDs, with all of them together being equivalent to a single normal Toaru Majutsu no Index volume