The other side of the wall.

At first, it was just an accident.
He told himself to stop looking at it again.
But when you look at the first time without paying the price, secrets begin to tempt.
Half-covered doors, unrestricted curtains, late-night noises, lights in the bathroom, the presence of her alone at home... Li Keung became more and more familiar with Qingqing's habits
And Qingqing didn't know that when he was most relaxed and least prepared, another eye was watching in the dark.