TRINITY SEVEN is a tV series anime that premiered in fall 2014, produced by Seven Arcs Pictures.

About the production: the story comes from a manga, there are 12 episodes of about 24 minutes and its current status is "finished".

Its main genres are action, comedy, ecchi, fantasy and romance, with themes such as Magic, Female Harem, Male Protagonist and Henshin.

On AniList, TRINITY SEVEN has an average score of 67%, a good score, and appears on 201,044 users' lists.

The franchise continues in or follows from: Trinity Seven Movie - Yuukyuu Toshokan to Renkinjutsu Shoujo.

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 hit by a mysterious phenomenon "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. (Source: Crunchyroll)

Official synopsis from AniList.