Reborn as a Bottom-Ranked Student: Draw Cards to Ace Exams and Expose the Green-Tea Girl

I was reborn in the middle of a high school exam and bound to the “Knowledge Card-Drawing System.” Every correct answer earns me a supernatural ability. I use [Air Shaping] and [Emotion Eavesdropping] to take down the white-moonlight rival, only for the school bully who sits beside me to see right through me: “You've got a System behind you, don't you?”