第12季讲述了白月初被涂山雅雅带到危险的“圈外”发动了她的独门绝技镜花缘，唤醒了白月初失落的记忆，揭开了东方月初当年是如何在道盟推动人和妖和平的背后故事。
The team's camping break is interrupted when a pod crashes nearby. The occupant has no memory who she is or where she came from. Sunder soon arrives to retrieve her.
As the team checks on possible alien activity, they're stopped by a Plumber Magister who accuses them of impersonating Plumbers and orders them not to fight any more aliens until the situation can be sorted out... in a few months. Meanwhile, Darkstar emerges, a new villain who allies himself with the DNAliens to go after Ben and the others.
15 year old Ben Tennyson must utilize the Omnitrix yet again in order to locate his missing Grandpa Max, along with his cousin Gwen and former enemy Kevin 11.
《少年骇客：最终进化》的第二季，精彩延续，看我们的小英雄如何打败新的敌人。
