Thank you so much. I'm really glad that you liked the enviroenmnt and atmosphere. I wanted to create branches for the story but when I try to over achieve games tend be unfinished. But is my future plan! First I'm gonna lay out the whole story, then I will seek chances to deceive the player. Trust No One is theme afterall.
I've been learning Blender for over 4 months now and learning Unity for over 2 years. I'm still terrible at coding so I put the heavyload on modeling part. It was still a lot of work :D
About Mark... He really is a problematic guy :D You may discover more about him in the future.