Hello,
Please provide temporary wp-admin access. Create an account via Dashboard (Users > Add new) with administrator role http://prntscr.com/s3rc9m > provide us with username and password via the Private Content area http://prntscr.com/s5mao7 You can use any email for it.
then i see its just a demo and asking me to purchase the theme again
– provide a screenshot of where exactly it asking to purchase the theme again. You can use Lightshot screenshot or Gyazo tool to share links to your screenshots.
Regards