MTL - People Are In Konoha, You Call This a Ninja Tool - Chapter 501

Science and Technology Library: The supreme state of science is theology; an accidental rescue, let Chen Mo get a technology library that collects endless technology, the story begins…

- Description from xbiquge translation

A high-ranking Duke’s daughter, Roxana, and her fiancé, the crown prince.

Everything came crashing down when a Baron’s daughter Claire came between the two.

Honor, reputation, even her fiancé, the Crown Prince…..

In the depths of despair, the infamous Grand Duke Elvin reached out to Roxana.

“I can help you.”

It was a dubious proposition, but Roxana accepted it in the end……

The fragile and lovely Claire and the wicked Princess Roxana.

But who was the real villain?

[No fixed CP + wear books + brain hole cool text + women disguised as men + group pet]

Gu Lan crossed over and became the cannon fodder of the original book disguised as a man, counterattacked the protagonist of the original book who slapped her face, and lived in a dormitory full of sickly beauties.

Until one day, she discovered that her roommates were villains from other horror novels. After discovering the secret, Gu Lan thought she would be killed, but her roommates all looked at her strangely… Contrasted with cute Zhengtai, sickly and beautiful boy, split personality school girl, cold and stern school bully, romantic and noble son who plays Shura every day field.

- Description from novelbuddy