Svetlana begins to have realistic nightmares following her brother's death, so she goes to an institute of Somnology for help. Placed into a collective lucid dream, she and other patients wake up in a different, more terrifying reality.

Since her brother died, Svetlana has been suffering from terrifying nightmares. Desperate, she goes to an academic institution for help, where she is proposed that she participate in an experimental therapy. Svetlana accepts and, together with other patients, she is placed into a collective lucid dream. At dawn, when they wake up, the group discovers that they have entered an alternate reality more terrifying than their worst nightmares.—exe_malaga93