The night after another unsatisfactory New Year's party, Tim's father reveals to him that the men in their family have the ability to travel through time. They can't change history, but they can change what happens and has happened in their own lives. Thus begins the start of a lesson in learning to appreciate life itself as it is, as it comes, and most importantly, the people living alongside us.
Pakistan-born comedian Kumail Nanjiani and grad student Emily Gardner fall in love but struggle as their cultures clash. When Emily contracts a mysterious illness, Kumail finds himself forced to face her feisty parents, his family's expectations, and his true feelings.
A struggling musician realizes he's the only person on Earth who can remember The Beatles after waking up in an alternate reality where the group was forgotten.
Gretta, a budding songwriter, finds herself alone after her boyfriend Dave ditches her. Her life gains purpose when Dan, a record label executive, notices her talent.
A vacuum repairman moonlights as a street musician and hopes for his big break. One day a Czech immigrant, who earns a living selling flowers, approaches him with the news that she is also an aspiring singer-songwriter. The pair decide to collaborate, and the songs that they compose reflect the story of their blossoming love.