On the advice of their horoscopes, a scenario writer, a producer and a director take a working vacation to a hot spring in the hopes of finishing their porn script. For the next week, the three men conduct interviews with many young women, seeking to discover their next starlet.

Mr. Harry, who suffers from a "peanut sized" penis complex, comes to Japan to undergo a genital transplant operation, the first of its kind in the world. The operation is a success but Harry soon is involved into a shady plot related to his organ donor.