Season 4 of the crime drama begins with McGarrett (Alex O'Loughlin) helping Wo Fat (Mark Dacascos) escape from a maximum security prison as thugs break in and try to kill them. And Steve continues to ponder whether Wo Fat could be his half-brother. Back at Five-0 headquarters, Catherine (Michelle Borth) is kidnapped, and Steve is forced to break the law and go up against a tough new SWAT commander (Chi McBride) to rescue her. As for Kono (Grace Park) and Adam (Ian Anthony Dale), their lives are threatened when their secret location in Hong Kong is compromised. Also, McGarrett and Danny (Scott Caan) both receive unexpected visits from relatives. Steve's Aunt Deb (Carol Burnett) unexpectedly drops by and reveals a shocking secret; and Danny's mother (Clara Williams) arrives and tells him she is considering leaving his father (Tom Berenger). What's in the box 6 x DVD