Kill the Zombie King in the Apocalypse and Get a Super Shelter

Chu Xuan returned to three days before the apocalypse broke out and obtained the system. The next day, forty-two people who would later turn into zombie kings were captured alive and were wanted by the police. Three days later, they surrounded the warehouse where they were hiding, and when they were about to storm in, a blood moon rose in the sky, purple mist filled the earth, the sun no longer shined as before, and the end of the world was coming. Chu Xuan killed forty-two zombie kings, and the system's voice rang in his ears. Congratulations to the host for getting a super large shelter! Congratulations to the host for obtaining the 10,000-strong Evolutionary Army! ... In an instant, a huge shelter that could accommodate a million people rose from the ground, becoming the most eye-catching building in the area. When other people are hungry and emaciated in the apocalypse, struggling hard to stay alive. Chu Xuan leads the Evolutionary Army and charges against all invading alien civilizations! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.