Everyone's Train Survival: Others Run for Their Lives While I Drill Holes

Others are trying to survive in the apocalypse and carefully count every drop of energy. Lu Fengxian's train has its own "infinite power". Others regard the tunnel as a meat grinder, but he has the "Tunnel Overlord" to directly open the entire map. But he also has worries. This "people-oriented" system needs to upgrade the train, which does not eat ores or cores, but only the "bonding degree" (containment progress) of high-scoring beauties.