As Kate apparently lost her apprehension, Clint met her new boldness with like. One hand slid up her back, pulling her in a little closer.
Dipping slightly, nipping at Kate's lower lip, Clint deepened the kiss slightly, drawing it out just as much as coasting along with Kate's pace. Her hand shifting from his shirt just meant that there was barely an inch of space between them, letting Clint's arm wrap more securely around her waist to balance them.
Making out in the middle of the hall was probably a little junior high, but it wasn't exactly coming up as something to really be concerned about right then.