La historia abre el telón en abril de 1986, en Prypiat, una ciudad soviética cercana a la central nuclear de Chernóbil, algunos días antes de la explosión. Un niño, Valery, y su padre, físico de la central, plantan un árbol. Joshia, guardabosques, efectúa su ronda diaria. En medio de un claro, Anya y Piotr celebran su matrimonio. La fiesta se interrumpe brutalmente y Piotr, un bombero voluntario, debe ir a apagar un incendio…
Performing the traditional New Year's call on the unknown phone number Andrey didn't even suspected, that just after his return to Moscow, he had bought a magic starting pack of cellular communications operator. Getting through to the deserted in New Year's eve Alyona, Andrey almost falls in love with her, but there exists a temporal problem. Alyona is celebrating coming 2008 year and Andrey is going to meet 2009. Trying "to set a contact" with Alyona's «future variant» he comes to know the terrible truth about the events, that appended in the end of 2008. Now the main goal of Andrey and all his friends - to prevent the awful tragedy and to turn into reality the meeting of Alyona and Andrey...
Andrey's stepbrother Sasha dies, with whom he was destined to meet only once. With a heavy heart, Andrei goes to a funeral and finds himself in an ominous atmosphere of a complete stranger and, in general, a family alien to him. Trying to figure out the strange circumstances of his brother’s death, Andrey re-experiences the events of a seemingly long forgotten and painful past, because it seems that only it can tell where the truth is and what really happened to Sasha - an accident or suicide?
