Throw the Cross Away(2006)

Original title: 생산적 활동

Mi-yo and jay-sung's marriage loses all the passion. Mi-Yu falls in love with Dong-hwi at first sight, and she has unlimited sexual fantasies and illusions of him. Dong-hwi works in a vehicle agency. Pretending as a customer, Mi-yo takes the initiative to get acquainted with him. They then kiss and make love fiercely and soon start to live together and pursuit the ecstasy of sex. However, Mi-yo soon finds out Dong-hwi still has ambiguous relationships with other girls and feels heartbroken.