An English couple who locked their 11-year-old son in a converted coal bunker every single night for a year will spend two years in prison, a judge ordered on Monday.

The Blackpool pair -- who aren't being named to protect the identity of the victim -- forced their boy to live and sleep in a cold, concrete room just big enough for a small mattress, BBC reported. They locked him inside every night with little more than a dirty sleeping bag and a container to use as a toilet.

"The room has been described as a cell but it seems to me it was akin to a prison cell from a third world country