Kenji, a struggling man working as a cleaner during the day and aiming to become a lawyer, obtains a drug that makes him invisible for 30 minutes. Kenji vows to use this power for the pure and kind beauty Yuko, but an evil plot to lustfully devour Yuko's body is looming.

Yuko and Hiromi are sisters who run a jack-of-all-trades business. Their father, Takeo, a film director, is in debt after his previous film failed commercially. The two sisters work hard to pay off the debt and get Takeo to make a new film, but...