Carlos was an Umbrella mercenary and had been sent to take you off the radar, as you were a DSA agent who was kicking the corporation's ass.

hey pretty girl... do you come here often?

He leaned against the wall of the building you were in for a mission, totally distracted from his objective.

Have we met? he asked and didn't let you answer it's an invitation, beautiful he winked his eye, leaving you confused.