Biochemical warriors crossing the line of fire

The war between defenders and lurks led to the leakage of biochemical viruses. An unprecedented biochemical crisis swept the world. At the end of the day, the former enemies put aside their old grievances and joined forces to resist the enemy. Yan Yu, the last judge, woke up at this moment and found that the previous 20 years were actually in a virtual program called CF: judge, And the end of the zombie rampant in front of us is the real real world