Character Relationship Map: Trinity Seven

Characters

• Arata Kasuga (played by Yoshitsugu Matsuoka) — protagonist
• Lilith Asami (played by Yumi Hara) — protagonist
• Levi Kazama (played by Ayane Sakura) — supporting
• Sherlock Lieselotte (played by Nao Toyama) — supporting
• Gakuenchou Biblia (played by Shin-ichiro Miki) — supporting
• Yui Kurata (played by Rie Murakawa) — supporting
• Mira Yaman (played by Yoko Hikasa) — supporting
• Arin Kannazuki (played by Aya Uchida) — supporting
• Ilia (played by Chinatsu Akasaki) — supporting
• Akio Fudou (played by Ryoka Yuzuki) — supporting

Canonical Relationships

Family, romantic, and professional connections based on plot evidence.

• Arata Kasuga → Gakuenchou Biblia (Professional Mentor) — Biblia guides Arata in his magical studies
• Arata Kasuga → Lilith Asami (Romantic Love Interest) — Arata develops romantic feelings for Lilith

Story Dynamics

Alliances, conflicts, and narrative interactions that evolve throughout the story.

• Lilith Asami → Levi Kazama (Alliance Teammate) — Lilith and Levi work together as members of Trinity Seven
• Arata Kasuga → Akio Fudou (Conflict Rival) — Arata and Akio compete against each other
• Arata Kasuga → Ilia (Social Friend) — Arata and Ilia develop a friendship
• Arata Kasuga → Arin Kannazuki (Alliance Teammate) — Arata and Arin work together as members of Trinity Seven
• Arata Kasuga → Mira Yaman (Alliance Teammate) — Arata and Mira collaborate as members of Trinity Seven
• Arata Kasuga → Yui Kurata (Alliance Teammate) — Arata and Yui work together as members of Trinity Seven
• Arata Kasuga → Sherlock Lieselotte (Alliance Teammate) — Arata and Sherlock collaborate as members of Trinity Seven
• Arata Kasuga → Levi Kazama (Alliance Teammate) — Arata and Levi work together as members of Trinity Seven

Story Analysis

The available material covers one season in which Arata Kasuga moves from an unexplained life-threatening choice into magical training, school-wide crises, dimensional conflict, and a final confrontation.

Plot Progression

1. Season 1: Arrival And Selection — Arata Kasuga chooses a third option instead of memory erasure and arrives at a magic school. The early episodes establish the school setting, the barrier incident, and his need to choose a magical res...
2. Season 1: Island And Labyrinth — A summer island trip provides a temporary respite while the school repairs damage caused by the collapse phenomenon. A power leak beneath the school then sends the group into a dangerous labyrinth.
3. Season 1: Eternal Library Crisis — A ghostly incident transports Arata Kasuga and the group to the Eternal Library. The discovery of a lost Trinity Seven member and a demon lord seal turns the mystery into an immediate ideological and...
4. Season 1: Falling School — The activation of Solomon's Gate and the theft of Arata Kasuga's magic intensify the crisis. A powerful technique freezes time, causing the school in the West to fall.
5. Season 1: Rift And Showdown — The group reaches a world in a parallel-dimension rift and battles monsters and a legendary grimoire. Arata Kasuga's anger awakens an evil power before the story reaches its final showdown at the scho...