The Scarlet Lily (1923)

Dora Mason--homeless, jobless, and without funds--accepts the hospitality of Jessup Barnes, a married man, when offers the use of his apartment for the care of her dying sister while he is away. Jessup returns unexpectedly, with Mrs. Barnes and her private detective in pursuit. After being named as co-respondent in the ensuing divorce, Dora flees to a country retreat. There she falls in love with attorney Lawson Dean, and they marry following the death of Dora's sister. Later, Lawson runs for district attorney against Jessup, but his chances of winning are nearly ruined when members of the opposition recognize Dora. Compelled to establish her innocence, Dora successfully acquits herself, forces Jessup to withdraw from the campaign, and ensures her husband's victory.