Pro baseball player Mu Yeol, renowned for both his skill and his bad temper, is the star player of the Red Dreamers. Eun Jae is a lifelong fan of the Blue Seagulls, the Red Dreamers' rival team. See what happens when two mortal enemies are suddenly thrown together by fate in this hilarious screwball comedy. A chance meeting during a drunken night of karaoke leads to a scuffle, which Eun Jae easily wins, flipping Mu Yeol on his back. The fight is captured on video, however, and soon erupts into a huge scandal, with Mu Yeol's reputation and Eun Jae's career as a bodyguard at stake. To fix things, their respective employers agree to assign Eun Jae to act as Mu Yeol's bodyguard. Now, this mismatched pair must spend all their time together, and in the midst of constant battling and working to find each other's weak spots, they find out more about each other than they realized. Sparks fly between Lee Dong Wook and Lee Si Young in this fast-paced and entertaining comedy.