Pink Lipstick(2010)

Pink Lipstick is a Korean drama centered on betrayal and revenge. Yoo Ga Eun discovers that her husband Park Jung Woo had an affair with her best friend Mi Ran, and that their adopted daughter is actually their biological child. Determined to destroy them both, Ga Eun strategically marries wealthy clothing retailer Maeng Ho Geol and orchestrates an elaborate plan for vengeance. As her scheme unfolds, she meets Ha Jae Bum, a man who falls deeply in love with her and vows to stand by her side regardless of her actions. The series explores the collision between Ga Eun's cold calculation and the genuine affection Ha Jae Bum offers, as she navigates the murky territory between justice and obsession.