Talk to the Other Side of the World

Somewhere, somewhere, time collides with each other, and a junction appears. This is how the first conversation started... Being able to understand the past, including what happened every day, who is the other person? Another me in the world? Me in the future? Can you change the future? Do you have to go through the pain of what you have experienced again? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.