XI "A" follows the story of Lina - a former dancer, who goes in for her dream job, namely to become a literature teacher.
Group of friends meet again, 13 years after their prom because of a problem of one of them, and face the opportunity to experience the things in life they have always put aside in life so far.
When Aaron, an ex-fighter, turns to music after years of being knocked around and left with permanent mental disabilities, he falls for Jana, an off-centered Bulgarian immigrant living in New York. While he recognizes that she is as crazy as he is, Jana does not share the same opinion. But her brother, Bobby, an up and coming wannabe fighter, decides to convince her she is that crazy in order to get Aaron in the ring against him.
The young ravishing history teacher Lora Angelova is torn apart by the love she has for the school her father founded, and her former life as a competitive dancer. As the principal's position at the school becomes vacant, Lora needs to make the difficult decision between staying and fighting for the job, or running away from the intimidation she faces. With the help of the beloved students in her class, she discovers who she really is and easily makes the right decision.
A Frenchman falls in love with a hot temper Bulgarian village girl. Following the call of his heart he starts looking for the village where she lives without knowing the character and the language of the people living there.
The movie XIIa is the sequel of the super successful XIa. In XIIa the journey continues. After two years break, Lina is back to school to teach a new class - a new class, new problems. At home, the situation is also not better. Lina is separated with her cheating husband and her dominating mother is constantly bullying her, Lina's son is maltreated by classmates - at times the tension reaches extreme limits and Lina is about to collapse. Fortunately, she finds support in the sports teacher, a former boxer. The school director is also on her side, so are some of the students. Though the problems with the new class, especially with the beautiful and difficult Megan and between Lina and one of her colleague teachers deepen more and more. The prom is getting closer, the situation is about to escalate
Velko, Filip, Pavel and Gosho have different professions but are connected by the love they have for music. They rehearse all year to make it big on the sea resorts in the summer. The head of the cultural center where they play is willing to give them the musical equipment if they replace their singer Maria (Filip's girlfriend) with the attractive but untalented Reni. This is the first, but not the last compromise they have to make on the way to the dream.
In an authoritarian police state, a charismatic schemer is fired from his job as a secret-police informant, conjures up his own imaginary spy network and builds up an archive that he turns against his former masters.
Two schools, located in one building, are in a state of war. Alex and his friends assume the constant fighting with the elite school as a social riot, while Stephan, the literature teacher, desperately tries to show the guys another solution. Is it possible to convince them?
The group of tourists go to the black see in Bulgaria. Really funny stuff happens all the time which is the ordinary state of the people's behavior in this local place. they get stranded in an Island near the see and start to get paranoid, also in the same time the mayor is drinking and is not sending a rescue party . they think that they will end up dead in the island, but what happens next? - Really funny things all the time.
The day that the financial clerk Metodi Rashkov is getting retired comes. He is a shy and quiet man and he accepts all tasks given to him by his son and daughter in law without argument. With time, he becomes a housekeeper; he shops, cooks and looks after his grandson. In order to save his face in front of his friends he lies to them and falls in a number of uncomfortable situations. The "Expolsion" becomes imminent. The reason is insignificant but with great consequences. Rashkov leaves his home. Soon the freedom which he wanted becomes boring for him. The abandoned family begins to miss the grandfather. At the end everyone sees their mistakes and is ready to fix them. The birth of a second grandson is the event which brings everyone under the same roof again.
The cult group "Revolution X" goes on their first big tour at sea, but the producer imposes on Bobby and Philip a new vocalist - the popular in BG singer GARY - NICHOL, which everyone in the group is annoyed with. The two couples plan to see each other secretly and spend a romantic vacation, but the director of the school Tsekov has his own plan for the trip ...