Additional Evidence
This video was anonymously posted on Hugo's Facebook a few days after the party. Further investigations suggest that Cheyenne was the uploader.
A note that was found in the trash can in the kitchen.
An earring was found in the bush near where Donna claims to have woken up. The earring, however, looks extremely similar to the one Jemima wears in her police report video. Only one earring was found.
Below are screenshots from Paris Mitchell's phone indicating a phone call that Hugo made from an unknown number at 11:07pm on November 13, the night of Hugo's disappearance.
A pile of torn photographs was found on the dining table. It looks like Paris was ripped out of these pictures.
Facebook post from Hugo suggesting that he too was planning on getting / was already very drunk on the night of his disappearance.
A collection of drugs, both prescription and illicit, were found in various areas of the house. A number of unmarked pills were found in nondescript bags inside of a makeup bag belonging to Donna.