Express at 19:45. Anger L.

There is only one random meeting on the train. Selena Murphy sits down to a stranger and soon realizes that she shares with this unknown woman his most dark secrets... For example, that her husband is sleeping with their nanny, and that she dreams that she disappears once and for all.

The train arrives, and the girls diverge to never meet again. But did Selena just open the Pandora's box? First, the nanny mysteriously disappears. And then... Then this comes to the smartphone: “By the way, this is March. From the train ”

Did she give that woman her number? No. But strange messages continue to arrive... And now Selena's life flies somersault. In just a few days, a series of incredible events turns to the dust the usual world and everything she knew...