Possible Clues:

• Ninety-nine in reserve, almost ten free
• Trace exit - eccentric way to get out
• The way to get the additional girl, by the sound of it, out of the mess she's in
• Free (something) from difficulty
• Free from the crate, it goes off
• Sounds like the way to get an extra girl out of this
• Disentangle, set free
• Frantically trace exit to get out from difficult situation
• Free from complicated situation
• Disentangle, release from difficulty