When the maid left, I remained with her (5)

I believe the answer is:

irene

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'her' is the definition.
(I've seen this before)

I don't understand the remainder of the clue.

(Other definitions for irene that I've seen before include "Girl of peace" , "Female name" , "Girl's name (meaning Peace)" , "Greek goddess of peace (English name)" , "One can find a girl in Ree" .)

I've seen this clue in the Evening Standard.

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