In February 2017, Kenji Saitō and Akinari Nao’s action harem series Trinity Seven returns in a new anime feature, screening in 16 theaters across Japan. And, this will some familiar sounds to it as the TV anime opening’s ZAQ is confirmed for the new theme. The single for her song, “Last Proof” will be released prior to the movie, on January 25th.
— 「トリニティセブン」公式 (@TrinitySeven_PR) November 7, 2016
The 2010 series was previously adapted into a 2014 TV anime.
Pride, Envy, Wrath, Sloth, Greed, Gluttony, Lust. These are the seven sins laid upon seven girls who rule over Biblia Academy. To retake his world, the boy decides he must control these sins… The boy, Arata Kasuga, has had the world he knows by a mysterious “Collapse Phenomenon”, and his cousin Hijiri disappears into another dimension. To understand the Collapse Phenomenon and win back his cousin, he comes to Biblia Academy. There he finds the seven girls and their sins
All of the main staff, including the director Hiroshi Nishikori (Azumanga Daioh, A Certain Magical Index), and voice cast are confirmed to return.
A hug pillow, to be offered at the Kadokawa booth at the end-of-year Comiket 91 was also previewed.
— 「トリニティセブン」公式 (@TrinitySeven_PR) November 1, 2016