: When the creator of the OASIS, James Halliday, passes away, he leaves behind a "digital Easter egg." The first person to find three keys leading to the egg inherits his immense fortune and total control of the OASIS.

: In a world plagued by environmental and economic collapse, most of humanity escapes into the OASIS, a vast virtual universe.

Wade’s best friend and a master mechanic within the OASIS.

An orphan living in "The Stacks" who discovers the first key. Olivia Cooke