六名青少年男女参加努布拉岛边境的冒险营，当恐龙在岛上引发浩劫，大伙必须团结一心，力图幸免于难。

　　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.

　　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.

　　Vilgax has beaten the heroes of ten planets and taken their powers as his own. Now he's looking for Ben.