Sasami has been chosen by candidate queen Tsunami as champion of justice "Magical Girl Pretty Sammy" with Ryo-Ohki as her guide. Meanwhile, Tsunami's jealous sister Ramia has her brother Rumiya turn Sasami's best friend Misao into the chaotic "Pixy Misa". Pixy's first attack is to intensify a love triangle between Ryoko and Ayeka for Tenchi's affection by turning the two girls into love-love monsters. With Tenchi's help, Pretty Sammy is able to dispel the love-love curse from the girls.