The CEO's Mistaken Bride

Julian Hayes was arranged to marry Serena Brooke. Serena drugs Julian and Raina. They sleep together, unaware of each other. Julian, believing Raina drugged him, humiliates her. He falls for the mystery woman, unaware it's Raina. Raina becomes pregnant with Julian's child. Serena usurps Raina's identity. Julian refuses to believe Raina. Raina leaves, discovers her grandmother is a tycoon. Raina returns for a comeback, truth revealed. Julian regrets, pursues her, they reconcile.