Flowers In The Attic (1987) [Blu-ray]

When her husband dies in an accident, Corrine Dollanganger takes her children to the family home she fled prior to their birth. Locked in the attic by their tyrannical grandmother, it falls to older brother and sister Chris and Cathy to care for their siblings. With their mother growing distant and a sickness taking hold, will any of the children survive to escape the house's matriarch'