Mac stuck on white screen, No bootup keypresses work

When I start my iMac up I am greeted with a bootup chime, after that there is no apple logo and the screen stays white. I tried booting into recovery, internet recover and verbose more. I also tried clearing the SMC. When trying any of the bootup keypresses the mac dose nothing. I had the mac into internet recovery once before and installed the os, but when it rebooted from installing there was nothing there.