Pokemon: The Rise of the Gym

[System + Pokemon + Gym + No Female Lead + Character Growth]

Shui Liner dreamed of becoming a Pokemon researcher. After graduating from elementary school, he planned to continue his studies, but when his parents disappeared, he had no choice but to take over his family's ancestral county-level gym. Through his efforts, he eventually turns it into the strongest gym around.

Along the way, he uncovers the truth behind the fall of the Ancient Pokémon.