Imagination is born from human thought and desire. Everyone has their own unique way of imagining.

“Wouldn't it be great if all those imaginations become reality?”

A young man— Rein Arasaka. has woken up from his long coma, and found out that his sister has gone missing.

Unexpectedly, Rein found an app that he had created with his little sister.

Instead of good things, something strange happened. His mother was shaking, and suddenly she pointed a knife at him!

Who would have thought that the app would take him to another world, a world where fictional imagination becomes a reality!

What is the connection between the another world, the app, his little sister, and his mother? Rein, become one of the hero in a world full of fiction while uncovering the truth!