In this "romantic comedy but sometime serious magical school story," life as Arata Kasuga knows it is wiped out by a bizarre incident known as "Collapse Phenomenon," which causes worldwide destruction and takes his cousin Hijiri Kasuga to the next world. To resolve the "Collapse Phenomenon" and bring back Hijiri, Arata enrolls in the Royal Biblia Academy. Waiting in the school are seven beautiful female magic users — the Trinity Seven.
| Title | Time | |
|---|---|---|
| 1 | Administer and Third Selection | 2014-10-08 |
| 2 | Prison Lock and Grimoire Security | 2014-10-15 |
| 3 | Magus and Alchemist | 2014-10-22 |
| 4 | Labyrinth and Magic Gunner | 2014-10-29 |
| 5 | Dream World and Sub-Administer | 2014-11-05 |
| 6 | Dark Mage and Big Event | 2014-11-12 |
| 7 | Lost Technica and Problem Solving | 2014-11-19 |
| 8 | Study and Holiday | 2014-11-26 |
| 9 | Bible Battle and Sweet Memory | 2014-12-02 |
| 10 | Game Master and Satan Slave | 2014-12-09 |
| 11 | Fianna Knights and Sisters | 2014-12-16 |
| 12 | Criminal Girl and His World | 2014-12-23 |
