1
Remove the USB from your PC.
Boot your PC into BIOS, then find the option to restore BIOS defaults and apply that.
Then go to the Boot Priority list and ensure 'Windows Boot Manager' is set as the default device.
Save those settings and restart your PC to see if Windows boots correctly.
2
If not, are you able to force your PC into the Recovery Environment using these steps.
Start your PC, just as Windows attempts to load (spinning dots), press and hold Power Button for 5 - 10 seconds to perform a Hard Shut Down
Do this twice
On the third start Windows will boot into the Recovery Environment and from there you can access System Repair, Safe Mode, Command Prompt... etc.