Criminal Law Questions? Ask a Criminal Lawyer.
its circumstantial as they are using it to help complete their theory - they must have more than just the log on - juries have convicted on circumstantial evidence - there does not need to be a smoking gun - or in some cases a dead body as there have been convictions for murder without ever having a body.
if you are not comfortable with the PD, speak to his supervisor and ask for thier opinion in how the attorney wants to take a plea. tell the supervisor that you want the attorney to at least go through the discovery process so you can see all the pieces of the puzzle and how incriminating it may be to a jury before you make a decision