One Christmas Eve, Hiro Hirono meets Miyako and discover they go to the same school. Kei, Hiro's childhood friend, becomes jealous of Miyako and sets out to prove that she’s the only one for him. Renji Asou meets Chihiro Shindou at an abandoned train station only to soon discovers that she suffers from a rare form of amnesia. Her condition has made Chihiro's dream of writing a novel an impossible task. Now, however, Renji is determined to help her fulfill that dream. Emotionally charged, beautifully animated and now available for the first time with an all-star English cast. Don’t miss one of anime’s masterpieces: ef ~ A Tale of Memories!
Three stories intersect on Christmas Eve. Out with his girlfriend, Kyosuke Tsutsumi spots a beautiful girl—Kei Shindo—and tries to photograph her. Hiro Hirono, on his way to Kei’s Christmas party, meets the beautiful Miyako Miyamura when she steals his bike in pursuit of a purse thief. Renji Aso encounters the mysterious Chihiro Shindo at an abandoned train station.
Kyosuke continues to study the blurry photograph and questions his ability as a photographer. Meanwhile, Kei seeks Hirono’s attention while trying to respect his space, unaware that he’s skipped class and is spending the day with Miyako. Chihiro reveals to Renji that she has a memory defect that only allows her to remember thirteen hours at a time.
Renji rethinks his arrangement with Chihiro. Miyako walks out on Hiro. Kyosuke makes some major changes.
Renji and Chihiro decide to write a novel together, Kyosuke sees Kei again, and Miyako cooks dinner for Hiro.
Renji is concerned with Chihiro's manuscript, Miyako refuses to leave Hiro alone, and Kyosuke gets Kei's attention.
Kyosuke's interest in Kei wasn't straightforward, Kei ruins Mikyako and Hirono's date, Renji and Chihiro sneak into the library.
After getting a significant amount of work done on the novel, Renji and Chihiro go for a walk on the beach where a misunderstanding causes Chihiro to run away in tears. Kei further sabotages Miyako's relationship with Hiro.
Hiro reaches out to Miyako, while the frantic pace Chihiro has been working causes her to collapse.
Hiro and Miyako take their relationship to the next level, causing Kei to melt down emotionally. Renji pushes on with the work, despite Chihiro's change in personality and the pain it causes him.
Hiro and Kei come to an understanding, but Miyako is pulling away from him.
Chihiro finishes her novel and agrees to go out on a date with Renji.
A depressed Renji reflects on his memories with Chihiro and begins to collect her missing diary pages. They meet again at the train station. Yuko and Yu reunite at the old church, and all is well for the other couples.