MTL - Asking About Longevity - Chapter 3 Formation Master

Knights of the Round Table, Dino Fighter, King of Fighters, Romance of the Three Kingdoms, Metal Slug, Street Fighter, Samurai Shodown, Journey to the West, countless arcade games, have made their debut in the form of special copies.And the adventurers who take risks in these games are destined to have every journey as a life-and-death contest, except…A white dagger and a white pistol are fused to a green pistol.A green pistol and a green pistol are fused to a blue revolver.A blue revolver and a blue BOSS exclusive equipment are fused to Terhune’s wife… Hey?!Looking at the upgraded new equipment in his hand, Qin Ming was a little dumbfounded.No! Director! This is different from what was agreed!

In the middle of a deserted island, a small boy wakes up with two sets of memories: one from his few years of life and the other from a man who lived to adulthood and achieved great things. When he least expected it, a powerful master appeared on the island and took him in as a disciple, revealing a shocking fact: magic exists in that world, and, thanks to it, humanity managed to conquer the galaxy.

[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

The Student Council President’s Secret Laid Bare (生徒会長のセキ裸ラな秘密) is fairly standard 2D Dream Bunko fare but with an exhibitionism theme.

Basically, it’s about a guy who discovers the student council president is an exhibitionist and gets roped into helping her with that fetish.