Becky is the 3rd daughter of Henry Grancore, a mad scientist who has the worse sense of memory, directions, and general common sense. He forgets that he married a woman in every part of the world, however lucky for him they are all very kind and simple moved into the large estate in the town of Kyoto, Japan. He escaped to Japan with his 17 children after a long and very taxing debate about the size of his home and growing family. Becky and her youngest Ellie, as well as Victoria, live in the guest house that has its own laboratory and swimming pool, due to many explosions and destructions of the home everyone decided that it would be best if they stayed out in the guest house.

Becky is a rollerskater, she rollers everywhere if she isn't rollerskating than she is sleeping end of story.