Hi Jrahn88,
Please follow the below steps:
1) Quit Adobe creative cloud desktop application.
2) Click on start button and right click on Properties.
3) Advanced system settings>> Advanced>> Environment Variables>> Highlight first line item and click on Edit.
4) Variable Name: TEMP and Variable value: "C:\Temp". Do the same thing for the second line item.
5) Click Ok and Apply, once done launch Adobe creative cloud and then try to install Indesign once again.
Please let me know if that helps
-Ankit