Whose youth romance story begins with a witch's trial?!

They clearly agreed that after transmigrating, they would live a shameless, youthful, romantic, and harem-like life on campus.
What's with being transported to a closed prison island and playing Werewolf?
Other girls arrange to meet on the rooftop for a romantic confession, but the girl next to me arranges to meet on the rooftop purely for a convenient one-click kill.
Every now and then, there are all sorts of landmine girls getting tilted and running away in the top-secret prison with knives. If they get caught, they can even transform twice to clear the map. Pure green play.
Although there are indeed beautiful girls, magic, heart-pounding moments, simple spears, cohabitation, and explosive developments here—
But what kind of superhuman person can live a youthful, romantic, and everyday life in a place where people are constantly dying?
I finally got my own system, but the first thing it did was to make me seduce the victim?
Also, what does it mean that "insufficient strategy level will force you to exit piece by piece with regret"?
In order to survive in this terrifying werewolf game stage filled with witches, Chang Rong has no choice but to bite the bullet and embark on a heart-pounding youthful romance.
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A fanfiction about magical girls' witch trials, featuring a male protagonist and a lighthearted, prank-filled slice-of-life story rather than a mystery.
Understanding the original work will help you better grasp some of the references and jokes. I will also try my best to make the reading experience smooth even for readers unfamiliar with the original work.