Reuben Tishkoff (Elliott Gould), who is old but not old at heart, took out all his belongings to run a casino hotel in partnership with Willy Bank (Al Pacino). But he forgot that in Las Vegas, a place full of bizarre things and rampant fraud and theft, precautions are the most indispensable. Bank has been in the casino for many years, and his treacherous means have made him feel at home here. He cheated Reuben of his money and took the casino for himself. Old Reuben could not bear such a heavy blow and has been bedridden ever since. Reuben's experience angered his good friend Danny Ocean (George Clooney). When persuading Willy failed, he regrouped 13 Arhats including Rosty Lane (Brad Pitt) and Linus Cadwell (Matt Damon) to prepare to invade Bank Casino. At midnight on July 3, Bank Casino opened, which was destined to be an extraordinary night...