You are downloading the Plop Story AppX file v18.104.22.168 for Windows Phone. Plop Story is a free Family Game: Plop is a small nice game that becomes more and more challenging. Its made for windows phones and windows 10 and works on every resolution. Also ... You can now download the offline AppX package file to install & try it.
Download Locations for Plop Story 22.214.171.124 AppX file
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Plop Story AppX file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.