Samuel Walters is a Billionaire. In all his life, he never thought his life would be this complicated.All stories start when his lover, Valerie Anastasia, who works as a famous model, refuses to return to Los Angeles because he collides with the schedule of fashion shows around the European continent.Samuel, who had promised to bring his future wife to a mother's birthday party, is undoubtedly confusing. He struggled to find a good reason but couldn't also visit available.Until unexpectedly, that crazy idea appears.At the assistant's suggestion, Samuel asks Ariana Grey, the girl who works as his secretary, to be a temporary partner so the mother does not disappoint.Unfortunately, the whole Walters family likes Ariana. They even urged Samuel to hurry and maybe marry the beautiful girl. That's all; Ariana's cleverness attracts people's attention and makes some of Samuel's business relations willing to establish cooperation. Not a few offer themselves to sponsor their wedding.So, will Samuel still marry Ariana while he already has Valerie as his lover?