Pro tip: never hurt an octopus’ feelings and never give an oni pickled plums.

Three punks challenge Lum and her friends to a duel after stealing Benten’s precious chain.

The finalists have different motives. Lum wants Ataru’s attention, Ran wants to get in Lum’s way, Shinobu and Sakura want the money, and Ryunosuke has something to prove.