War Nuclear Machine

In a base that never saw the light of day, An was often tortured and abused. In the torture day after day, An's will to survive was gradually wiped out and gradually reduced to an empty shell... One day "he" appeared, and "he" gave An the instinct to survive. Just when everything was going for the best, there was a sudden explosion and "he" died. An woke up in a farmer's house. An inherited his will and continued to walk with his will...