Lonely schoolchild sitting alone on school staircase closeup

alone boy sitting depressed stairway school lonely hide schoolboy hallway closeup bully victim posing pupil dark hall teen unhappy looking camera sad staircase stairs child teenager upset abandoned outcast empty indoors education schoolchild thoughtful social despair loneliness stress slow motion childhood crisis psychological trauma urban building close up view campus elementary age social bullying concept study hopeless depression futuristic view