It's an obituary and a confession.
It was a gift from Shafiq and Slytherin.
It took Stirling 20 years to find a way to "immortality".
It took Remus 20 years to understand that he had fallen in love with Sterling before he confessed to her that summer.
Flashback, short story, double death? I don't think it's cruel~
Concept: How parallels intersect