After yet another clobbering from Ataru, Ten encounters a traveling superhero with a ridiculously long name, and he gives Ten various accessories to make him into a superhero too.
The three "Spice Girls" - Sugar, Pepper, and Ginger, have come to Earth to mess with Lum. Ataru and Lum make a deal that is she doesn't lose her temper for 3 days, he will to go on a date with her.
After a high school student is bullied by Soban, Lum intervenes. The girl then sets a fight between Lum and Soban. Lum, realizing that she does not have the strength to defeat Soban, decides to 'cheat' by using strength-enhancing drugs.
The Spice Girls return to Earth to try and use sex appeal to seduce Ataru away from Lum. Poor Ataru's finds it rather difficult to go on his usual 'girl hunts' today, with these three constantly following him around and bugging him.