Ikaros is an Angeloid and falls out of the sky. Tomoki Sakurai is a boy who believes the most important thing is to live a peaceful life. The two live tougher. Tomoki Sakurai has never seen Ikaros smile. Tomoki Sakurai sees Nymph and Astraea laugh after they got free from the master’s rule. He hopes Ikaros can laugh like an ordinary girl. This movie wraps up the story of Tomoki Sakurai and his relationship with the Angeloid from the sky, Ikaros.
Unfortunately the movie Heaven's Lost Property Final – The Movie: Eternally My Master is not yet available on Disney Plus.
| Crew | Jiyuu Ougi | Script |
| Writing | Suu Minazuki | Writer |
| Production | Chiaki Kurakane | Producer |
| Directing | Hisashi Saito | Director |
| Camera | Nozomi Shitara | Director of Photography |
| Camera | Tsubasa Yokoyama | Director of Photography |
| Visual Effects | Yoshihiro Watanabe | Character Designer |
| Sound | Motoyoshi Iwasaki | Original Music Composer |
| Art | Osamu Tadokoro | Storyboard Artist |
