Anna, the mother of a 16-year-old Adaś who dies from leukemia, desperately tries to reach Wiktor, the author of an internet blog. The man claims that he found a medicine to cancer. Anna’s overnight journey through the real and virtual world will end in a shocking discovery. The film is based on Marcin Kaczmarek’s short story “The Flame Behind the Window” and refers to the tenth Commandment: “You shall not covet your neighbor’s goods”.