Summer, 1969. The youth revolution has swept through London. Joan Summers is seventeen and it appears to have passed her by. Until the glamorous Nelson family move in next door, bringing far more than just a Rolls-Royce and rockstar rumours. They bring the summer that will change everything. As fame and rebellion edge ever closer, Joan is catapulted into wild nights on the notorious Eel Pie Island, becoming submerged in the underground community of artists and anarchists who inhabit its crumbling hotel. Temperatures rise, loyalties splinter and Joan discovers that every revolution has its price.