High Stakes by Robin Thomas

Kate Higgins is an ambitious 24 year old, whose goal is to climb the corporate ladder. Emotional entanglements just aren’t on her wish list. When her boss, Shelley, tells her she is in line for a promotion, Kate should be thrilled. The catch is she has to work on a weekend project with her arch rival, Pete Forest. The one who performs the best will get the promotion. Sparks fly, especially from a determined Kate. By Monday morning, however, both Kate and Pete discover that promotion is the last thing on their minds.