Something hidden is looked for in lots of secret places, and in the end turns out to have been plainly visible all the time, usually disguised as an ordinary object. And so this design, it might be an ordinary design which group of ninjas is trying to surprising another ninja. But turn off the light! And feel the real surprise, the glowing in the dark design that has been plainly visible all the time but disguised as an ordinary design. Also available in babydoll shirt for ladies.