Three good friends, "Mingshi" (played by Kim Dong-wook), "Dal-su" (played by Lim Won-hee), and "Hae-gu" (played by Son Ho-jun), who are tired of real life, take advantage of the golden weekend to go on vacation to Haeundae, Busan. However, as soon as they open their eyes, they are chased by gangsters, police and girlfriends, staging a chaotic summer farce.