English artist Louis Wain rises to prominence at the end of the 19th century for his surreal cat paintings.

In Lowestoft UK, Jack Malik is a frustrated musician whose musical career is going nowhere despite the faith that his friend/manager Ellie Appleton has in him. However, on the night Jack decides to give up, the whole world is momentarily hit with a massive blackout during which Jack is hit by a bus. Upon regaining consciousness, Jack learns to his astonishment that he is apparently now the only one who knows the music of the Beatles. Realizing this improbable opportunity, Jack begins playing the...