Paralover - Parallel Lovers-

is a Japanese light novel series written by Shizuki Toka, with illustrations by Hagu Koshijima. The series began publication on February 10, 2009 by ASCII Media Works under their Dengeki Bunko publishing imprint.

Synopsis
Aya Tono is a second year high school student. Her happiest daily life was to talk on the phone every day with Kazuya Murase, a boy student from another school who I met through club activities.

After calling many times, they began to recognize each other as more than friends, but Kazuya died in an accident at the end of the summer vacation. Originally, the story of the two would have ended there. However, on the night of Kazuya's wake, a phone call is made to Aya. The owner of the phone is Kazuya, who should have died. And the voice told her confused. I wonder if you were the one who died ...

What is the truth that the two will end up with !? What is the fate of the two who cannot meet !?

A parallel love story that connects mobile phones.