Come si dice in Inglese (Stati Uniti)? "unmoved, he looked at the carpet on which he was dripping water" What does unmoved mean???

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"But what does one say to a ghost, ex­cept to ask why he was here? I was afraid of the an­swer, so in­stead I said, “What took you so long?” which seemed to me the bravest thing I could say. Un­moved, he looked at the car­pet on which he was drip­ping wa­ter. When I brought him a clean T-shirt and shorts, along with a towel, he looked at me ex­pec­tantly un­til I turned around and let him change. The clothes were my small­est but still a size too large for him, the shorts ex­tend­ing to his knees, the T-shirt vo­lu­mi­nous. I mo­tioned him in, and this time he obeyed, sit­ting on my rum­pled bed."

The speaker is a woman visited by the ghost of her dead brother ... @Heartsong

@Heartsong I have another question. "I motioned him in.." What does it mean?

@Heartsong Sorry I showed you the wrong context. Here is the right one:
"Come in," I said, which seemed to me the bravest thing I could say. Un­moved, he looked at the carpet on which he was drip­ping wa­ter. When I brought him a clean T-shirt and shorts, ....
Does it still have the same meaning?