The Floor Above

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English sleuths Grace Burton and Stephen Pryde are in love, but when Stephen inherits wealth and a title, he does not tell Grace, fearing that she will stop loving him. Grace provides support for her sister Stella Ford, whose husband is frequently away on business trips, so Stephen, hoping to alleviate Grace's financial burden, pays all of Stella's debts and provides her with an allowance. When Grace learns of the arrangement, she is hurt that he did not confide in her. Stella lives in a building occupied by a wild crowd. In the flat above her lives Netta, who has numerous boyfriends, including older man Jerome and young fop Bartlett. One evening, the rivals mistakenly enter Stella's apartment and Jerome kills Bartlett in the ensuing fight. Grace and Stephen discover the body, but following a series of incidents, they become convinced of Stella's innocence. In the end, matured by the tragedy, Stella is tearfully reunited with her newly-returned husband.