Xia Ruofei could not help but freeze slightly, staring intently at the patterns on the back of the seven stars order again.
However, when he actually focused on it, that faint sense of familiarity disappeared. It felt just like when he looked at those autostereograms as a child. He had to stare at the image until he grew drowsy before the picture would slowly begin to move and form a three-dimensional pattern. But the moment he got excited and focused his eyes, the image would immediately revert to normal.
"A 3D image?" As this thought popped into his mind, Xia Ruofei felt a stir of excitement.
