"Hey, have you heard the rumour?" "There are rumours circulating of the seven mysteries. And one of these happens to be of Hanako-san of the toilet, and the girl who was his assistant." "I like to believe that they're still out there somewhere having been reincarnated, alive and happy together." Or: Hanako was being serious when he said that their fates were tied through this life and the next. (also posted on ao3 under the same name by yumaya08)