Imagine that you can see the invisible...
Imagine you have a secret power to see what others don't. Here is the case. There are some people they will never see it... Challenge yourself!
LEVEL: Medium. Requires some focus.
What do you see...? You can share your vision with us in comments...
Place yourself 30 cm from the screen and control your eyes and focus to discover what is hidden in this picture...
Don't be upset if you don't see it straight... it requires some training!