With the Empire Building Sub System on her side, Qiu Yue had managed to slap down a fresh batch of railroad tracks without much trouble. She had already known long ago that she would be one of the participants to take the fight to the Demon Rats via the tunnels.
Thus, this railroad train plan was all along part of her solution to fight against the Demon Rats especially when she knew that Jin's Army would be transversing through from either the East or West Tunnels just to reach the Undercity.
"I am not going to walk hundreds of kilometres just to reach the Undercity!" That was her initial thought when they came out with the plans to stop the Demon Rats from invading other regions.
