Carroll said she was kept in a furnished room with a window and a shower, but she did not know where she was.

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The house has five bedrooms, five bathrooms, two half-bathrooms, an elevator, a wine cellar, four fireplaces and a laundry room with a pet shower.

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The home begins with an enormous grand entry with black crystal chandelier and includes a gourmet kitchen with high-end appliances, enormous living room with a 20-foot wall of windows and a master suite with steam shower, dry sauna and whirlpool bath.

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Other must-have features in singleton spaces: a large steam shower, a media room with a big-screen television, and sound speakers in every room "even in obscure places, like the broom closet, " says designer Lori Dennis, who has worked on several places for singles in Los Angeles and Lake Tahoe in recent years.

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The spacious double king deluxe room features a king-size bed, 42-inch flat-screen TV and a private bath with shower.

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