Weather girl Ms. Ketsuno is giving the wrong weather forecast. Turns out she comes from a line of traditional Onmyojis, and her forecast is not derived from mere fortune-telling but actually by using her Onmyoji powers. But her weather forecast is being sabotaged by someone who is unhappy with Ms. Ketsuno’s career as a weather girl despite her being an Onmyoji. Gintoki and the gang arrive at the Onmyoji mansion where they come face to face with Seimei, Ms. Ketsuno’s older brother.
Yet do you know why I would bother
challenging you to a contest?!
¿Quieres saber por qué me tomé 
las molestias de desafiarte?
Mesmo assim, sabe por que me 
dei ao trabalho de desafiá-lo?