He's actually the one who has the most desperate life in this story. Because he has to repeat the circumstances over and over again in every life cycle with his memory of his past life still remains..
Well, he did actually living his live repeatedly over and over again.. And he was curious with her since she was the only anomaly that occurred in the numerous time of his live cycle..
@anelia perdana Click on you profile, then "comments", you'll see all your post messages, and here you can edit (yeah I don't get too why it's hidden like this...)