The magma inside the crater began to boil, though there was still no sign of an eruption. Anxious to get back and deal with Ares, Brown channeled lightning into his hands, deciding that if it didn't erupt this time, he wouldn't waste any more time on it.
Brown hurled the sphere of thunder into Mount Fuji, causing the boiling to intensify violently, yet there was still no sign of an eruption. Brown figured he would go back first to take care of Ares and then come back to check, since the conditions for a volcanic eruption were, after all, quite demanding.
The moment the portal opened, a deafening roar echoed from behind. Brown turned around to see a towering pillar of volcanic ash erupting instantly. Soon, ash mixed with magma poured rapidly down the slopes from the summit.
Chapter 168