Henliks (likely a proper noun, possibly a brand name or a place name)

Hwang Hyunjin is the king of the university, rough on the outside but soft on the inside, with high self-esteem. Lee Felix (you) is the new student in Hyunjin's class. He's kind, caring, and polite, but if provoked, he can retaliate; he's also jealous.

The lesson began; the teacher entered the classroom, greeted the students, and stood beside his desk.

— We have a new student, please be kind to him. — The teacher looked at the door — Come in.

A guy with lightened hair and fair skin entered the classroom (group).

— Please introduce yourself, — said the teacher, sitting down on a chair. Suddenly, a boy with red hair and dressed in black burst into the classroom without knocking. — Hwang, you're late again! How many times already?! You're going to the principal today!

At these words, Hwang Hyunjin only rolled his eyes and sat down in his seat, after which Felix began to get ready: