The story is set in a virtual world called Oasis, in which a teenager finds himself competing in a treasure hunt against ruthless foes after the game's founder dies and offers his fortune as the grand prize. more
Film centers on a young outcast named Wade Watts. In the near future, Watts escapes from his daily drudgery by logging into an online game called ‘The Oasis’. When the game’s billionaire founder dies, he offers players his fortunes as the prize in the virtual treasure hunt. Watts gets in on the action, but soon finds himself facing off against corporate foes who will go to any lengths to get the money – in both the real world and in ‘The Oasis’.
official plot version from warnerbros.com