The Haunted Hotel

Shui went on a trip with her friends for 7 days. They were a group of 7 students. They had a tight schedule over the day doing lots of activities. In the evening they used to return tired to the hotel where they were staying. While they badly needed rest in the night, they hardly could have it due to weird things happening in the hotel throughout the night.
What is going to happen?
Is everyone going to be fine?
Read this story to know what is going to happen with them~