I might not post more of this and i need feedback

1

He didn’t used to be so angry, he didn’t used to be so sad. His eyes held a constant irritation that wasn’t there before. His overall expression was pained, and his dark hair over his face just hid the fact he was dying inside.
His mom knocked on his door. “Seth?” she asked.
She heard him exhale loudly and roll over on his bed. He groaned, irritated.
She breathed slowly. Get it over with. If he snaps, that’s his problem. “May I come in?” she asked hesitantly.
He didn’t answer.
She didn’t press further. But as she turned to go, the door almost silently cracked open.
She turned to face her son. Her face softened as she saw his face for the first time in over a day. It was that he knew, he knew so much. The door shut.
That was all.