Man in the Heavens, Ultimate Fear

What is the sum of the interior angles of a triangle? Many years later, Gao Huan would still think of that nightmare and the abuse of knowledge to the spirit, so that he became a capable person that everyone envied, but he was unable to restrain the chicken. Until, a door appeared in front of him, and behind the door was the world. "In front of you is the only S-level ability user in the Blue Star Federation, the master of the nightmare realm, and the most reliable guardian of the academicians of the Academy of Sciences. Now, tell me, what is the sum of the interior angles of a triangle?" With the power to throw an elephant, the skull of the abandoned Buddhist disciple, whose body was like a vajra, exploded, and half of the chalk head was embedded in the soft brain, trembling slightly. Gao Huan really loves this world full of illiterates and scumbag students! "After being a scumbag for so many years, it's finally my turn to be the monitor..."