Survival Code: Z City

Losing a best friend

At dawn, a group of troops and police were moving survivors on the street. They were looking for a place to hide from the undead when they were surrounded by another group of undead. They began to massacre, the soldiers opened fire to protect the people. At this moment everyone heard the sound of gunfire coming from the city. Then suddenly there was a very loud explosion along with a bright red flame, everyone from the inside ran out to the courtyard to see a huge black smoke rising from the city below. Andrea was watching when his mother ran to worry:

"What's the matter, son?"

"Yes, I don't know."

"Let me send someone down to see."

Laura suggested but was prevented by Duong:

“Well, you stay here to protect everyone, let us go. Please protect everyone up here.”

Laura nodded in agreement. When a few people were about to go down the mountain, they saw some survivors running up the mountain, but behind them was a zombie chasing at a very close distance. Before the critical situation, Duo