While searching through some ancient scrolls and paperwork left behind by the old squire, Boycie discovers a medieval recipe for a traditional local liquor. With the help of his staff, he goes into full-scale production, attracting customers from far and wide, including two whom he had hoped he had seen the last of.

While searching through some ancient scrolls and paperwork left behind by the previous owner (the old squire), Boycie discovers a medieval recipe for a traditional local liquor - Ye Potato Cyder.

The recipe is accompanied by a royal charter allowing Boycie to produce and sell the liquor. With the help of his staff, he goes into full-scale production, building a distillery in his barn and buying up all the potatoes in the locality. The venture is so successful that their concoction attracts customers from far and wide - including two people Boycie hoped he'd seen the last of...