 Lewis  excitement about testing his new lure in the annual fishing derby is quelled by Cleo s refusal to renew their traditional partnership for fear of getting wet. When Lewis struggles, Cleo decides to use her mermaid powers help Lewis land the "big one" but when he is accussed of cheating, he is kicked out of the competition by Cleo s father and forbidden from seeing her again. Rikki and Zane encounter one another at a business seminar and get trapped on a balcony. The time alone together allows them to get to know one another better, perhaps a little too well when the rain starts falling.