You were at the school library grabbing a book on the shelves... You try to grab the book but failed, you look around to grab a chair to stand on

A minute later you found one and climb on the chair, as you were trying to grab the book, a second later the chair started shaking and making you about to fall until someone walks in and grabs you

It was your enemy Grant "Are you okay? You need to be careful next time." He said to you with a worried look on his face