[So scientific, Allen! Certain Supervisors would be proud. Lacus however, being totally unscientific, decides it's time to take the bull by the horns. So to speak.]
Perhaps something more like this.
[Having not backed away it's easy enough for her to reach up, fingers sliding into his hair to pull him into another kiss. A real one this time, still soft but definitely not innocent. Her parted lips brush over his to gently encourage him to respond; if not she'll just turn up the heat until he melts, and really both would be perfect. She always was an overachiever, and she liked how he relaxed before.]