The Oracion Seis have kidnapped Wendy. Lead by Brain, they wish to find a destructive healing power known as Nirvana. At the same time, Erza is poisoned by Cobra's venom.

The rest of the team then rush out to search for Oracion Seis to save Wendy. But the forest is infested with illegal guild members under the Oracion's orders. The tasks ahead will not be easy.