Mio is a girl in high school who slacks off. She and her childhood friend Arata and best friend Madoka spend their after-school days in Ikebukuro hanging out. One day, Madoka tells Mio that she loves Arata, and Mio realizes that she loves Arata, too. But she’s scared of their relationship falling apart and lies, saying she’ll help them. Mio deliberately acts coldly to Arata, and they get into a fight. She decides to work things out with Arata, but gets into a car accident on her way to meet him. She wakes up in a mysterious world. It's the Ikebukuro she knows, but something’s different...
You can now watch Over the Sky online on the following streaming providers in the United States.
| Directing | Yoshinobu Sena | Director |
| Visual Effects | Mizuho Yamada | Color Designer |
| Art | Shinji Katahira | Art Direction |
| Editing | Masahiro Goto | Editor |
| Sound | Yasuyuki Konno | Sound Effects |
| Sound | Kagenobu Kuwahata | Music Producer |
| Sound | Tatsuhiko Saiki | Original Music Composer |
| Writing | Yoshinobu Sena | Screenplay |
| Sound | Yoshinobu Sena | Sound Director |
| Camera | Yutaka Nagaushi | Director of Photography |
| Visual Effects | Tomoyuki Abe | Supervising Animation Director |
| Visual Effects | Tomoyuki Abe | Character Designer |
| Visual Effects | Tomoyuki Abe | Key Animation |
| Visual Effects | Miori Suzuki | Animation Director |
| Visual Effects | Miori Suzuki | Key Animation |
| Directing | Takashi Asami | Second Unit Director |
| Directing | Satoru Watari | Second Unit Director |
| Production | Ren Onodera | Executive Producer |
