I have never met Zachary before. It is clear that I do not know him in any way. So why did he kill Emmett and what did he marry me?

I remember what Zachary spoke earlier in that Church 'Now you will feel how I felt when you took the most precious thing away from me you dog".

Precious thing?

Emmett took his precious thing?

No, he is lying. I know Emmett. He can never do this to anyone.

'But whatever it is it doesn't mean that you could just kill someone and marry ...