David Xavier. The young billionare man have many rules in his life. But his most favorite rules is "yes to sex, no to love". For the playboy, love is only a childish fantasy. But not to Diane Sinclaire. The personal assistant to David's enemy company, Bronton's Enterprise, think love is a powerful thing. Her innocent mind always have a beautiful idea of love but she never found the one. What happen if a destiny brought them together, fighting for what they're believe in? Who will win? The playboy or the innocent? Only time will tell~