One year after Mechagodzilla's destruction and the arrest of King Andrias, evil has decided to step out of the shadows once again. With Darcy aka. The Core leading the remnants of APEX, they begin a new grand plan. However, this isn't the only evil being stepping out of the shadows.. The Indominus Rex reveals itself. Steven and his allies now must fight not only APEX but the Indominus Rex as well. Only this time, Kong won't be alone fighting this time. He will have a new son fighting alongside him who is seeking vengeance for what the Indominus has done..