Responses
You put so much effort into not spoiling this (so thanks). But for future reference, if you don't manually enter a Title (such as 'Spoiler').
Then it will use the comment as the title, meaning the spoiler was actually in the title.
(not to moan, but so your aware in case you mark for spoilers again)
Thank you
My brain exploded
Spoiler
The culprit is Tim. He poisoned himself to get out from being suspected. Tim is Willfred that also reincarnated