The president's seventh bride

She was an illegitimate daughter not admitted by her father. But, later, her father forced her to marry a man who had six divorces for priceless cash gift, since he went into a financial crisis. However, with serve mental disease, the man considered women boring. She was clever though. In order not to be treated as his ex-wives, she behaved carefully in daily life and tried to warm his broken heart with her love. When he was finally touched by her behavior, he found that she wanted to take revenge by the use of his power, and he would not definitely allow her to stop her love.