Everyone in the world uses smartphone apps. But inside them lurks unknown creatures called "Appli Monsters," or "Appmon." The Appmon are AI lifeforms with the ability to think and act, and exist in the boundary between the human world and digital space. In the vast sea of the internet, the "last boss AI" Leviathan takes control of the Appmon with a virus and begins hacking every system, thus starting to control the human world from the world of the net. Haru Shinkai is led to acquire the Appli Drive, and uses it to materialize Gatchmon, a search app monster. (Source: ANN)

Extra specials from the DVD/BDs.

Mirai Kasuga, who wants to carry on a dream she has yet to see. Shizuka Mogami, who yearns to be an idol and is shaken. Tsubasa Ibuki, who does not know what she can be serious about. At 765 Production new idols gather and everyone's "dreams" will brought into brilliance at the theater! The long-awaited anime of "The IDOLM@STER Million Live!!

Nobita has been having a weird dream about a boy named Roppel and his strange companion Chami traveling in space. By a twist of fate, he met them in person where it turns out that they are real and that they were being pursued in space, causing their space vehicle to malfunction, connecting the space vehicle itself with Nobita's room. They journeyed to Roppel's planet and amidst their enjoyment, Nobita and Doraemon pledged to help Roppel's planet free from their oppressors. 

(Source: ANN)