Grantaire couldn't tell what this man's problem was. It had to be obvious that Grantaire was not stalking him. What kind of person would be so insistent about this?

"What? I've seen you and I'm capable of recognizing you." He lifted up the hot dog in his hand. "If I saw this half-eaten, honestly disgusting, hot dog on the bus every day, I would recognize it too." He narrowed his eyes, then, mirroring the other man's expression.

"Of course, the hot dog wouldn't accost me for no reason. Is this just a way of getting me to talk to you?"