The Scorpion's Tale

The Scorpion's Tale is an upcoming episode of Season 22.

Plot
While on a field trap to the deserts of Springfield, Lisa finds water that has a calming effect on otherwise aggressive creatures. Homer tests this water on Grandpa Abe, which got him to calm down. This gets the attention of the drug industry and wants to make a replica form into medication people can take. Suspicious do raise when the side-effects are known.