According to the movie, he became an orphan when he was very young. Once he went to the mountain to cut firewood and brought back a bundle of firewood. He passed by the dog landlord's house. The landlord's thief wife insisted that the firewood belonged to her family and forced him to send it in. Lei Feng refused, so she grabbed firewood, grabbed a cleaver and cut off Lei Feng's hand. Lei Feng fainted at that time. It was snowing heavily, and he was lucky not to freeze to death.