Miko Yotsuya doesn't believe in the paranormal. One day, she finds herself seeing spirits appear before her but she does her best to pretend she doesn't see them and finds they leave her alone unharmed. Unfortunately, now she sees all kind of spirits everyday in her life no matter where or time of day it is. While she can mostly continue...

Ai Ohto with heterochromia (different coloured eyes) has shut herself away, skipping school after bullying lead to the death of her only friend. One night while sneaking out, she finds a dead firefly and buries it. To her surprise she finds it talking to her and is offered a free Wonder Egg. Thinking it was just a dream, Ai wakes up...