The series "Grymza" tells the story of the life of a simple teacher named Tatiana. She is still young, but her entire fate lies on the altar of science and her beloved job. Tanya teaches at a prestigious university, where she enjoys unconditional respect from her colleagues... and boundless hatred from her students. After all, "Grymza" doesn't give anyone any leniency and asks tough questions during exams. The "golden boy" Roman from her class convinces his lonely uncle Leshy to pursue a relationship with the teacher in order to win her favor before the exams.