It’s scary to suddenly realize that your life is not real, made up or taken from someone else’s file. It is difficult to accept that the world has a dark side and that it is reliably hidden from prying eyes. The true world does not allow strangers into its midst, but it also does not let anyone go back... After Masha found a mobile phone in the hiding place of her apartment and made one careless call, her life turned into an endless game of survival. After all, she dared to invade the secrets of another hidden world, ready to destroy everyone who crosses its borders.