Taehyung sat in he's office he is a teacher of High school. But 9 years ago, his life was very different. He was a 14-year-old boy who loved a girl named Sushmita. They were childhood friends, and he had loved her more than anything in the world. But a misunderstanding had torn them apart, and he had left the country, never to see her again

He thought she was the reason for his grandmother's death, and he had hated her ever since. He had become a teacher

Taehyung: enter classroom