Sister by Day, Mistress by Night: All Episodes

15 episodes · Still Airing · Free in English · Revenge

The Story

Rosa Ryan manipulates Duke heir Lucien Voss to secure her survival as the illegitimate daughter of a fallen nobleman. They maintain a deceptive daytime facade as distant cousins while engaging in a secret nighttime affair. Lucien soon becomes engaged to Sophia, prompting Rosa to arrange a marriage with commoner knight Jon for her escape. Her plan to flee collapses when she realizes Lucien refuses to release her.

Before You Watch

Rosa Ryan balances a deceptive daytime facade as distant cousins with a secret nighttime affair to survive. Her escape plan fails when Lucien Voss refuses to release her from their manipulative bond.

Secret affairForced loveDeceptive facade

Best for: Viewers who enjoy complex power dynamics and romantic tension driven by survival and deception.

Mood: tense, manipulative, clandestine

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