If the child has lived in Florida for the past 6 months, Florida will most likely have jurisdiction over the child under the Uniform Child Custody Jurisdiction Act. If you move, he can file here and the judge may make you come back to Florida. I have seen this happen in other cases. There is a lot going on in your case, so I would suggest consulting with a local Family Law Attorney before you do anything.
Here in Lee County, jail time is highly possible when caught driving on a DUI suspension. You should contact a local criminal defense attorney ASAP. An experienced local attorney will work to get you the best result possible.
This means that your case is set for docket sounding on February 27th. Your case will be scheduled for trial at this hearing. Trial will probably be scheduled some time in March. You should consult a local family law attorney immediately.
Your fiance has the same rights to see his children as if he were married to the mother. If nothing has ever been filed in court regarding these children, your fiance will need to file a paternity action and request a parenting schedule. You should contact a local family law attorney to discuss your options.