Authors Anonymous

Gaby mustn’t be left alone at night. Yet that’s exactly what her boyfriend Vincent does, to test her love for him. She struggles against her natural instincts and quickly exhausts the patience of the local guys. But Gaby decides to turn to castle warden Nicolas, an expert in loneliness, for help.

Located in Madrid's Plaza del Sol, Km. 0 is the point from which all distances in Spain are measured from the capital. In Km. 0, it is also the meeting point for a gallery of characters. Bored, affluent housewife Marga meets up with gigolo Miguel, who co-habitates with gay Benjamin. Sergio, a soon-to-be-married office clerk who can't wait to lose his virginity, makes the acquaintance of prostitute Tatiana, while gay dancer Bruno meets Maximo. Meanwhile, wannabe director Pedro arranges to meet up with Silvia, an actress who wants to work in musicals directed by Gerardo, and bartender Mario is caught between Amor, who wants to marry him, and her little sister Roma, who is truly in love with him.

Poor Bibi - due to her bad marks in maths she has to spend the whole summer in the boarding school of Altenberg to scrape through a series of exams - otherwise she'd stay down in school, being forced to repeat the year. No camping, no white-water rafting, no vacation at all. So it doesn't surprise anyone that the young witch is quite disgruntled when arriving at Altenberg Castle. Her roommate is a touchy unpleassant fashion victim and headmaster Quirin Bartels is so muddle-headed that he can't even remember the names of his students properly. But then Bibi makes friends with Elea, a girl wheelchair-bound since a terrible accident where she also lost her beloved parents. Now Bibi is determined to help the sensitive Elea, searching a way to heal her from her palsy legs.

Countess Diana de Belflor is in love with Teodoro, her secretary, but he is engaged to Marcela.

A 6 year-old girl is transfixed by the Little Red Riding Hood story, which her mother dutifully recounts every night. The tale’s themes of identity confusion and betrayal mirror her own story - who her real mother is and a potential love triangle implicating both her parents.