Twisted Wonderland Octavinelle, 1

Yu, an ordinary high school student, was delivering orders for his parents' Chinese restaurant when he stumbled upon a mysterious carriage that whisked him away. Upon waking, he found himself in a parallel world known as "Twisted Wonderland." Yu enrolls at Night Raven Academy, an elite school for magic users, and gradually settles into his new student life. One day, just after the final exam results are released, something strange happens to a large group of students.