Returning to hometown to farm: The apocalypse system arrived ten years earlier?

After the rain in the empty mountains, the weather turned to autumn late. Li Xiang wielded his homemade Gaomi axe, and with one strike, the bamboo as thick as a bowl broke.
Suddenly, a common pit viper jumped out.
Li Xiang lightly hooked the tip of the knife and cut the pit viper in half, and the ferocious snake head fell to the ground.
System: "Congratulations to the host for killing the first-level alien beast Silver-veined Red-scaled Viper and receiving a surprise reward."
"What the hell? This ordinary earth snake is a strange beast?" Li Xiang pinched his chin and fell into deep thought, "...It should be the end of the world ten years later, and the evil spirits and demons invaded, so it mutated, right? Well, I killed the strange beast in its infancy, and my merits are immeasurable."
……
Several years later, the entire earth fell into "eternal night", and Li Xiang's "secluded farm" became the world's dazzling "first refuge" and the "paradise" that everyone yearned for endlessly.
……
Pastoral, daily, slow-paced writing in the context of the prelude to the end of the world

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