Mystery Type. Dreams | Dream Interpretation | Creepy But Cool

so me and my boyfriend and a few other friends were at this hotel. We heard that the hotel was haunted so we wanted to check it out and stay there for a while. When we got there me and my boyfriend searched the place. we found this door ... No one would help us so we kinda just dropped it until the next day. so i went walking around to find some food and this random older guy that was creepy looking gave me this book and told me to read it. and told me to open the door ...