The first thing to remember is that the hidden face may not appear in the way you expect. Many people search for two eyes, a nose, and a mouth arranged like a conventional portrait. When they don’t immediately see those features, they assume the puzzle is harder than it really is. The secret lies in allowing your brain to interpret the lines differently.

Start by examining the illustration from a little farther away. Look at the larger shapes formed by the window frame, the woman’s outline, and the garden beneath her. Some curves that appear to belong to leaves or flower petals may become part of a forehead, cheek, or jaw when viewed from another perspective.

Next, try moving your attention away from the woman herself. Because she is the most recognizable subject, your eyes naturally return to her face and clothing. That familiar image can make it difficult to notice the second one. Instead, scan the surrounding spaces slowly, looking for a pattern that resembles a human profile or a face turned slightly to one side.

Another useful technique is to soften your focus briefly. Rather than studying every tiny line, let your eyes take in the illustration as a whole. Sometimes, the hidden image becomes more recognizable when individual details stop competing for your attention.