(Multi-perspective narrative + heroine's thrilling self-rescue + online IQ + multiple reversals)
I saw him kill someone!
However, he didn't see me!
What to do? What to do?
I don't want to meddle in other people's business, but why did he start targeting me?
Ambiguity, confession, temptation, harm, rumors
Did he discover something?
Shh! Don't look back, he's staring...