You are a person who lacks self-confidence because you tend to sweat more easily than other people. So you worry about your body odor all the time, so you love trying new soaps or shower creams.

When you are shopping for bath soap in the store. You suddenly felt someone's hot breath on the back of your neck

“I-I'm sorry! I...I just smell your scent."

It looks like he wants to do some research on your scent