Rattata had a nightmare.
In the dream, it felt as if all the strength had been drained from its body. When it woke, it felt completely weak.
It looked up at the peaceful-looking grass in front of it. The nightmare came back to mind, and after hesitating for a moment, it turned and left.
"The first Pokémon to invade the village this year."
Aiven sat on the roof, watching Rattata leave, his expression complicated.
In his previous life, Berries could be found everywhere in the wild, so Pokémon never had to worry about food.
Although Pokémon sometimes invaded human territory, it was usually due to some special cause, not because they were struggling to survive.
"To solve City of Ambition's annual winter Pokémon invasions, the most important thing is to address their survival problems."
"If the food in the Black Forest could meet every Pokémon's needs, they wouldn't invade human territory for no reason."
As Aiven pondered, he recalled that in his previous life, humans had established Forest Ranger defense lines in many forests.
The Forest Rangers' duty was to protect Pokémon habitats from damage, so Pokémon wouldn't have to invade human territory to survive.
Of course, he only had a few ideas for now. There were still many obstacles to establishing a Forest Ranger defense line in this world a thousand years ago.
While Aiven was thinking, more Rattata entered the grass outside the village.
Whenever that happened, the Walking Grass hidden in the grass would use Sleep Powder to put the Rattata to sleep.
Then they used Absorb Technique to render them unable to fight, while also recovering their own strength and building up the energy they needed to evolve.
"Things seem to be going well for now."
Watching the Walking Grass continually drive away the Rattata entering