Are you honestly saying that you believe someone who was handcuffed with their hands behind their back was able to shoot themselves through the mouth from the front? I've got a bridge to sell you if you are.
it was sarcasm meant to indicate that aside from the difficulty of doing this handcuffed there are also a few other things that would normally be considered unusual for a suicide.
I read sarcasm
One look at the front page of r/td and you'll understand why I would think he's completely serious.