Old folklore blamed the incubus for unsettling night visits, and dream tradition reads it as desire or pressure felt as something imposed from outside. It is taken as a sign of feelings about intimacy, control or boundaries that want gentle attention, not as anything literal.
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.