The next story should be:The ordos leader(higher rank then the mentat)had bought a valuble ring.But he can't take it off! ;Dso he ask the Barron and the Duke for help!Then the Barron told the Duke:"the only way is to chop off his hand!"The Duke agree with him.Then the duke chop off the Ordos leader's hand and the ring was taken off! ;DThe ordos leader angry for losing his hand declar war on Atreides!then he found out that it was the barron's idea an want to kill him!The Barron and The Duke eventually became enemies! ;D