Lenovo B50-70 "Driver for computer's storage controller"

please i am tryin gto install windows 7 on my machine (lenovo b50-70)

I found error message "We couldn't find any drives. To get a storage driver, click Load driver" and myHDD is hidden.
I need a "download link" for this driver if it is available. My hard disk information in bios is (WDC WD10JPCX-24UE4T0)