How could you work in a secret lab and not want to know what was going on? Mao couldn't fathom it, the curiosity would eat him alive. Yet, he sort of had to commend Ben on being able to look the other way. A truly moral person wouldn't be able to continue on not knowing if they had a hand in something nefarious, and people with gray sort of morals were Mao's sort of people.
"Well you do to me," he insisted petulantly, though seeing Ben actually sniff himself was sort of amusing.
"I got a sensitive nose." There was no mistaking where the scent was coming from, but Mao had secrets of his own to keep and to throw Ben off he reluctantly conceded, "Maybe its something else around here, I dunno. But I'm pretty sure I smell dog." A shrug, though behind the tinted plastic of his shades, Mao's eyes were narrowed with suspicion.
Whenever he posted anonymously about his demon situation, the replies he got seemed to suggest that there were quite a few people in this town who had ties to the supernatural. Secrets, secrets everywhere. Maybe Ben was playing dumb, and who wouldn't, really? If put on the spot? He would too. There could be more than meets the eye when it came to the redhead.
Let's track back to the Area 52 stuff. "You work at that place long?"