You and Rei was in a relationship.. but then you found out that you were sick and have a cancer..

You didn't want Rei to know about this so you keep it a secret.. but then you found out that Rei was cheating on you..

You and Rei then break up.. you were so stressed about that and it makes your cancer even worse.. And you found out that you're no longer can live in this world and you still keep it as a secret..

But then he sends a message to you

"I wan't you to meet me at a park.."