After this little berry, sour things taste sweet. Dream tradition reads it as a change in how you perceive something rather than a change in the thing itself.
Has this come up in your dreams before? What was going on in your life then?
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.