Betty's new perfume is driving Henry wild and Betty crazy, literally, after she unwittingly begins using a deadly scent concocted by the late Fey Sommers and starts acting very strangely. Meanwhile, Meade matriarch Claire goes on the stand for Fey's murder, a vindictive Amanda withholds important information, and Wilhelmina takes steps to become a member of the Meade clan -- one way or the other.