Noble Academy, but It's an Undercover Agent Simulator

As one of the first people to be reincarnated by the System, your first mission is to beta-test a newly developed undercover-agent simulator.

This is an aristocratic world dominated by powerful conglomerates, with a rigid class system. The protagonist and her companions are undercover at an elite academy.

[You are born the daughter of the overseas branch heir of the century-old Lai conglomerate, placing you at the very top of society from birth.]

[...]

[At sixteen, you suddenly return to your home country as a temporary transfer student at a top aristocratic academy. You have a secret mission: make sure the undercover agents at the academy successfully gather and transmit intelligence.]

The biggest headaches are the academy's several uncrowned kings, along with the opposing sides' agents hidden in the shadows. Like hunters who know exactly what they are doing, they toy with their prey, who think they are safely concealed.

[Faced with an arrogant, aloof internet genius, you, who used to be a System, astonish him with instant-kill skills far beyond this world's level. From then on, he sees you as a kindred spirit who surpasses him?]

[The judge's son looks all smiles, but is dark inside. He plans to make you the perfect prey to mold, but your unexpected actions keep shattering his mask, and he becomes even more intent on capturing your attention?]

[The hot-tempered, cold-faced heir to a conglomerate treats you with open disdain, yet is drawn to your words and actions in spite of himself. He keeps saying one thing and meaning another, until a brush with death unleashes the obsession buried deep inside him?]

By the time your mission is nearly complete, you still have no idea what kind of terrifying men you have entangled yourself with.

They observe every inch of you, one detail at a time: crazed, twisted, dark, perceptive, and willing to do anything. Before you can leave, they have already figured out your intentions.

[Beep, beep, beep! Host's departure failed!]

Only then do you realize that something sticky and inescapable, like a vast web, has trapped you, leaving you unable to get away.

[Ding! Host has unlocked the