W mark, needs a fresh new look. So, the all-female staff decides to get some insight from the opposite sex. Samantha (Carina Lau), the chief executive of the Hong Kong branch, hires Cools (Louis Koo) and Johnny (Lau Ching Wan). Lena (Gigi Leung), the company's designer, is a smart and likeable character. She's good at what she does and is confident about her work. As the supervisor of the only male employees, she is critical of them and often disagrees with the their ideas. But gradually, Lena is touched by Cools' determination and the two fall for one another. In one scene, he asks her what the most comfortable bra should look like. She puts his hands on her chest and says, the touch of a man. Cools tells Johnny this, and the duo vow to design the best bra in the world...