Possible Clues:

• Like one saying 'Who, little old me?'
• Reluctant to elucidate
• Slyly reticent
• Shyly flirtatious
• Group of soldiers reluctant to divulge information
• Devious, in a way
• Reserved parking no longer used by Xerox
• Retiring
• Demure lure of French is absent
• Playing hard to get, say