She followed him with the step of an old cat, and was able to observe him without being seen, through a crack in the door, which was directly opposite him.

她便象只老猫似的，踮着脚，跟上去，向虚掩着的门缝里张望，她能望见他却不会被他看见。

youdao

Dr May ignores Jackie sitting opposite him and addresses the voices in her head directly, a little like he is invoking spirits at a seance.

BBC: Embracing the dark voices within