Abigail is a female character whose granddaughter is Theresa. Her Pikachu, Sugar, ran away to try and find a way to toast Aspear Berries for a bake-off that she is competing in. Sugar saved Pikachu and found Ash and his friends and found her way back to Abigail. Sugar is noted to be female and is reveled to have been stonger than Ash's Pikachu when Sugar was a Pikachu.
Abigail owns a Raichu that she uses to toast Aspear Berries.