The five-pointed star drawn in one line is an ancient protective sign, linked to the human figure and today to Wiccan and pagan practice. Point-down, popular culture made it ominous, so dream books read it either as protection or as unease about something forbidden.
Where in your waking life have you met something like this lately?
My Cosmic Code has a private dream journal. Write a dream down and the app picks out the symbols in it, shows what dream books say about them and, over time, which words recur across your entries. The journal is stored on your device only.