At the end of their first year, a class of magical students are required to summon a familiar that they must keep for life. All of the students get fantasy creatures except for Louise, who conjures up Saito, an ordinary Earth boy.

Saito discovers that he has a special ability.

Kirche tries to seduce Saito.

Saito attempts to save Siesta after a noble chooses her to be his mistress.

The princess visits the school to watch the familiars perform.

After the palace treasure was stolen, Louise, Kirche, and their Familiars are tasked to retrieve it and bring the Staff of Destruction back to the institution.

After capturing the thief and returning the staff of destruction to the institution, Louise and Saito are given a special mission by Princess Henrietta.

With the Summer holiday started, many of the students and their Familiars have gone home for vacation.

Louise drinks a potion intended for another and ends up having eyes for Saito.

Princess Henrietta plans to marry into the Royal Family of Germania to strengthen the country of Tristein. Saito discovers something special about himself.

Louise accepts the proposal from Wardes to get married before analyzing the motives for such a proposal.

Louise briefs Osman of the plans of the reconquista. Siesta gets permission to take a vacation and will return home to her village. After she explains the story of her great-grandfathers origin, Saito asks to go back to her village with her.

After discovering that the way Siesta's grandfather arrived in this world was by a zero fighter, Saito plans to try and fly home during the eclipse.