I keep getting the inaccessible boot device error

[d5unk]

so yesterday my pc just cut off, so i started it back up. i ended up getting the inaccessible boot device bsod when i try to boot the pc. i tried the startup repair and the restore point options but they didn't work. 

 

specs:

os: windows 10

mobo: asrock z77 extreme 4 

cpu: intel core i5 3570k

gpu: GV-R787OC-2GD

ram: 4x corsair vengeance ddr3 1600mhz 4gb

i got 3 hard drives in there which all of them are like 8 yrs old.