Wraith left the manufacturing plant and arranged to have the blood samples and such picked up at a specific drop off. He had just stored them away at said drop off when he caught Batwoman's message. He started to head to the meeting place they had discussed prior, and hoped that it hadn't changed. 

When Wraith arrived on the rooftop, he saw Batwoman, a very large, disgustingly muscular human man, and Guardian just arriving. Ka'van lifted himself up to the roof and set his feet down silently. His black form was hard to pick out among the dark night sky, if not for the grey cape. His red eyes almost matched the hints of sunrise peaking out in the horizon. 

"I'm afraid I haven't made much progress tonight," He admitted. He glanced at the mound of muscle, then back to Batwoman. "What have you found out?"