At the End of the Day, the System of Greed for Life and Fear of Death Will Start to Lead Me to Evolution.

When he woke up from his sleep, Chen Liang found that the world had changed drastically. First, zombie viruses broke out across the country and major cities were in ruins. Then there was the outbreak of the Ice Age and the invasion of alien creatures. But none of these can stop Chen Liang's confidence in living. Bite! The host kills a zombie, successfully binds the greed for life and fear of death system, and is rewarded with a life-saving medicine. Bite! The host defeats a primary zombie and is rewarded with the weapon Cold Iron Dagger. Bite! When the host achieves a hidden achievement, he will be rewarded with a bottle of aphrodisiac spray. Bite! If the host successfully survives for one year, the host will be rewarded with genetic evolution modification. Chen Liang: System, you are serious about saving your life. Also, what the hell is this aphrodisiac spray? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.