Welcome to an unusual horror game where the main monster is a math teacher! It is Baldi, a strict-looking bald man with a ruler in his hands. He is crazy about his subject and gets really mad when someone fails to provide a correct solution to his math problems. You will play for a student who returns to the school to find his lost notebooks. But evil Baldi is there! And he will not miss a chance to bombard you with a flow of math tasks. Will you manage to successfully solve them all? It is a doubt and you need to run!