Justine Bateman rocks out as the leader of an all-girl band that struggles with men and drugs during a summer resort gig.

A group of teenagers have a band, Mystery, with Jennie as the lead singer. They go to a bar at the coast and play during the summer. Jennie falls in love with the owner of the bar, Martin. They get an offer to play in Europe and perhaps become famous. But are they ready for it?—Mattias Thuresson