Train Survival, How Come All the Girls in the Class Have a System?

[Train Survival + Many Women + Many Children and Many Blessings + Upgrade + Not a Holy Mother + Not a Turtle + Having Brains] Cao Meng mistook reality for a dream and reached out to Liu Ruyan. At this time, the system suddenly activated, detected that Cao Meng had S-level talent and appointed him as the train conductor.