When the man and woman turned to go upstairs, Ling Mo had already appeared in the third-floor corridor.
He deliberately chose a room near the corner and glanced in the direction of the stairway after coming out.
"Sure enough, they haven't come up yet... Although I can't use Spirit Detection, the footsteps suddenly disappeared halfway up the stairs. Who wouldn't notice such an obvious flaw..." Ling Mo thought to himself.
He essentially "voiced" these thoughts as his inner feelings, which immediately elicited a response from Black Silk: "How could a normal person notice such details at such a tense moment! And wasn't your attention entirely on the footprints? Besides, didn't they just suddenly realize someone might be following them after climbing the stairs? Speaking of which, who knows if they went back to check..."
