Arima Takuya is a young student whose father, a historian who has conducted various researches, disappeared recently. During a summer vacation Takuya receives a peculiar package from his missing father, along with a letter containing information about the existence of various parallel worlds. At first Takuya doesn't take it seriously, but soon he realizes that he possesses a device that allows him to travel to alternate dimensions. Is his father alive, after all? If so, where is he?
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Episodes
1. You Know?
Takuya, a young boy dealing with the death of his father, gets a bizarre letter in the mail. It leads him to the local cliffs, where strange things are happening, and he meets a mysterious girl...
2. Parallel World Constitutive Theorem
Takuya tries to find out what powers his new device has, as well as what its limitations might be. He gets the perfect chance to test it when his mother is attacked...
3. Tears That Can't Be Stopped
Ayumi holds a meeting with the townspeople to discuss the deaths from the lightning strikes. She’s beginning to crack under the pressure of running her job site.
4. Dirtied White Skin
Ayumi is acting strange the day after the meeting with the townspeople. Takuya begins to suspect that something is very wrong.
5. Spiral of Tragedy
The time has come to put the Reflector Device to use. But Takuya will find that it’s harder than he thinks.
6. Beyond a Pale Light
With Ayumi safe, it’s up to Takuya to prove her innocence. He breaks into Geotech with Kaori to get the info he needs.
7. The Cause of the Curse
Takuya goes to deliver his father’s research notes to Ryuzoji’s house, where he realizes that something is very wrong.
8. The Sparrows and Swallows Know Not
Mio is depressed after finding out about her father's corrupt activities. Even worse, he's sending her out of the country…
9. The Distance Between Him and Her
After Mio's father is revealed to be corrupt, her reputation at school is ruined. Before she leaves Japan forever, there's one last thing she wants to do.
10. Feelings Overlapping
Takuya chases Mio into the strange tower that forms Mt. Sankaku. But there's more inside than he knew…
11. That Kiss, Once More
Takuya and Mio are trapped beneath Mt. Sankaku, with Mitsuki hunting them. And at dawn, the lightning will begin to strike…
12. The Secret Under the White Coat
Having saved Mio, Takuya finds himself back where he started. What awaits him this time?
13. An Ordained Fate
Takuya works with Eriko to discover Ryuzoji's secrets. He learns that her past is far different than what he ever suspected…
14. The Transfer Student's Friend
Takuya begins a new time loop. This time, his target is Kanna, who seems to know far more than a transfer student should…
15. A Summer That Won't Come Back
Takuya and his friends head to Mio's private beach to enjoy a fun summer vacation. But suddenly the Reflector Device goes missing…
16. Within Unmoving Time
Kanna is being threatened by Hojo, a private detective working for Ryuzoji. She says goodbye to Takuya, and threatens to leave forever…
17. A Pale, Ephemeral Vow
Posters have gone up on the school bullitin board denouncing Kanna, and she's going to transfer away from the school. Before she goes, Takuya goes to meet with her one last time…
18. Twilight in Dela Granto
Takuya finds himself in the mysterious world of Dela Granto. Alone and far from home, he searches for the psychite to save Kanna.
19. The Bond Between Parent and Child
Takuya and Sayless give birth to a beautiful daughter, Yu-No. But all is not well in his new world
20. Into the Rafaelo Desert
Sayless is killed by guards from the imperial city, and Takuya sets out into the deadly Rafaelo desert to get revenge.
21. The Quarry Where Demons Rule
Takuya is imprisoned in the quarry and forced to mine "holy stones", which appear to be the psychite he seeks. A year passes as he attempts to escape…
22. Escape from the Quarry
Takuya and the resistance try to find a way to escape from their prison, while the day of the ritual draws near.
23. The Imperial City, Where the Wind Blows
The resistance begins its assault on the Divine Emperor's castle, and Takuya reunites with someone he didn't expect to see.
24. The Truth of Dela Granto
Takuya discovers the truth behind the other world of Dela Granto, and the coming disaster.
25. The Promised Ritual
The ritual to save both worlds is held, but is interrupted at the last second by Ryuzoji, who plans to interrupt it so that everything dies.
26. A Girl Who Chants Love at the Bound of This World
The ritual is completed, but Yu-No must pay a heavy price. Will Takuya be there for her?
Cast & Crew
Yuu Hayashi
Takuya Arima (voice)
