A gifted paranormal specialist working for an elite investigation agency solves seemingly impossible supernatural mysteries.

With only a year left to live, 17-year-old Akito finds new meaning in life by bringing joy to a terminally ill girl who has just six months remaining.

When her soul is mysteriously switched with that of a psychopathic serial killer, an ambitious Tokyo detective watches her fate take a turn.

A tragic accident lead to Akari's blindness, but she clings to life and the smaller pleasures it can still afford her. Akari has also lost her family. She meets Rui a former kick boxer, misplaces him and the two begin speaking. He too has a past and is disassociated with most of society. One things leads to another and they develop feelings for one another. However, the too are connected in more than one way. Rui attempts to do what is right.