UK Theater Chain's Plot Synopsis of Batman Vs Superman Reveals Lex Luthor's Role in the Fight

Here is the synopsis in question:

At long last, see Batman and Superman square off against each other in 'Batman V Superman: Dawn Of Justice', an epic superhero showdown which will change both their lives forever. Clark Kent doesn't trust Gotham's mysterious masked vigilante. Bruce Wayne doesn't trust the alien who nearly destroyed Metropolis. And Lex Luthor, who hates Superman more than anyone, is manipulating both of them for his own twisted ends. Choose your side: the Man of Steel or the Dark Knight? Learn the answer to the age-old question - who would win? - in 'Batman V Superman: Dawn Of Justice'.

via Odeon