Shido Itsuka is an ordinary high school student living with his little sister in Tengu City, a city that is often disrupted by "spatial quakes". During a spatial quake at the beginning of the school year, he meets a beautiful and mysterious "Spirit".

With the support of Ratatoskr, Shido goes on a date with Tohka as Origami watches from afar.

Shido encounters the mysterious "Hermit" one rainy day, and Tohka and Origami fight over Shido at school.

Shido goes to Origami's apartment to look for Hermit's puppet, Yoshinon, who was lost during the last fight, and Tohka talks with Reine about her feelings for Shido.

Shido and the Spirits decide to visit Tengu City Hot Springs, but they run into some trouble on the way.

A young AST joins Origami and the others in the fight against the Spirits. Meanwhile, another transfer student appears at Shido's school.

Shido takes Tohka, Kurumi, and Origami out on dates on the same day. Will he be found out?

Shido and the others face off against "Nightmare", and they receive some unexpected help.

Shido learns the truth about his and Kotori's powers, and Origami reveals more details about her past.

To get ready for his date with Kotori, Shido goes swimsuit shopping with Tohka and Yoshino. Meanwhile, Origami finds out more about Ifrit.

Shido and Kotori enjoy their date at the amusement park until they are interrupted by Origami.