There was a muffled sound from the heavy iron door, like the drumbeat of death.
"Shen Feng! Open the door! Stop hiding!"
It was Wang Hai's voice.
The comrades who once handed their backs to each other in the same trench have now become evil spirits demanding their lives outside the door. His shouts penetrated the steel plate, and each word carried a familiar tone, but was filled with unfamiliar malice.