No sex offender step parent!

Need help as a single military disabled dad to come up with the money to file for a divorce and sole custody of my daughter. Because her mother is living and has to younger twin siblings with lv 3 convicted sex offender. We where filing for a join uncontested divorce but then i find out she was hiding this from me. I can’t let this man around my daughter please everyone and anyone I could use your help and blessing. Thanks for any help in advance.

For more info: http://https://www.gofundme.com/aw6h6j&rcid=r01-153419571734-a9b9cf12f79e4cd1&pc=ot_co_campmgmt_m