Lum is very intelligent, but very naive about life on earth. Lum is well-versed in the use of technology, and carries a variety of advanced gadgets from her society with her, with the stranger gadgets hidden in her bikini top. Lum is considered the embodiment of the struggle facing modern Japanese women: how to be independent and still fulfill the traditional role of loving wife and mother. In this role, she is the cousin of Codey and she cares deeply for him as she practically tries to shield him from the dangers of the world being overprotective.