The man took a look around the area, casually floating above Karakura town. Clad in shinigami gear, Isshin sighed, having temporarily taken over the territory for his son while he trained. His gaze ran across the area, his focus on detecting any reiatsu from foreign, malevolent entities. Hollows, arrancar, anything that could be a threat was on his radar. "Ugh, what a troublesome job...but I suppose it needs to be done." He ran his hand across his thin beard, his gaze relaxed as he patrolled.