you need a browser-based wallet to look at your privat key, and to transfer it into her purse on the computer, in your wallet on your computer, launch it, let it sync and go to the settings in the debug window, where command-line and type in a privkey import privkey (or privatkey) ...hgudefcf77c7eyw8cu... (insert your key)
and then your coins will be on your home computer, but just in case your key down and hide in a secluded place