Jack Malik is a struggling singer-songwriter in an English seaside town whose dreams of fame are rapidly fading, despite the fierce devotion and support of his childhood best friend, Ellie. After a freak bus accident during a mysterious global blackout, Jack wakes up to discover that he's the only person on Earth who can remember The Beatles. A struggling musician realizes he's the only person on Earth who can remember The Beatles after waking up in an alternate reality where they never existed.