22年前,她选择了教师这个职业,为了心爱的事业,她失去了靓丽的容颜;22年后,在她奉献青春的三尺讲台上,增添了许多和她一样的身影——他们曾是她的学生,如今已成为她的同事,为山村的教育事业作着贡献。22年,她痴心不悔,奔走在深山之间,踏遍几万里的山路,只为让她的学生重回课堂…… 22 years ago, she chose the profession as a teacher, losing her beautiful face for her beloved career. After 22 years, she added to her dedication to the podium three feet she had been Her student, who has now become her colleague, contributes to education in the mountain village. For 22 years, she has no regrets, running in the mountains and hiking through tens of thousands of miles of mountain roads, just to get her students back to class ...