The Disappearance of Haruhi Suzumiya , Suzumiya Haruhi no Shshitsu? is a 2010 Japanese animated film based on the fourth Haruhi Suzumiya light novel of the same name written by Nagaru Tanigawa. It is produced by Kyoto Animation and directed by Tatsuya Ishihara and Yasuhiro Takemoto. It was released in Japanese theaters on February 6, 2010 and on DVD and Bluray Disc on December 18, 2010. The film has been licensed by Bandai Entertainment in North America and Manga Entertainment in the UK.
Wanting to go back to his interesting life, Kyon activates the program and goes back in time to the Tanabata of three years ago. After meeting up with the future Mikuru, he obtains an uninstall program from the pasts Yuki, which needs to be shot at the culprit right after the change in the early hours of December 18. Returning to the present, they find the culprit, Yuki, who had borrowed Haruhis power to change everyones memories except Kyons, giving him the choice of which world he would rather live in. Kyon questions himself about his choice and thinks to himself that a normal world without the SOS Brigade and Haruhi Suzumiya would be calm and peaceful and thinks Yuki was tired of everything she had to do like monitoring Haruhis behavior and protecting Kyon, but finally decides that his original world was more interesting and fun. Kyon tries to install the program into Yuki but is stabbed by Ryoko, who had retained her psychotic behavior. Before Ryoko can finish him off, he is rescued by future counterparts of Yuki, Mikuru and himself. He wakes up a few days later in a hospital, where the world is back to normal, but almost everyone believes Kyon had been in a coma since Decemberafter falling down the stairs. When Yuki mentions to Kyon how the Data Integration Thought Entity would punish her for her actions, Kyon tells her to let them know that if they ever try such a thing, he can tell Haruhi about him being John Smith and have her alter reality so the organization would cease to exist. As Decembercomes and his everyday life returns, Kyon decides there is still time before he has to go back in time to save himself and decides to join in on the Christmas party.On December 18, 2007, the official website of The Melancholy of Haruhi Suzumiya anime series, haruhi.tv, was replaced by a fake 404 error with five form input fields, a reference to the pivotal date in The Disappearance of Haruhi Suzumiya, the fourth volume in the light novel series. The story of
Source: Wikipedia