For her daughter, Rose (played by Radha Mitchell) came to a strange place with her daughter. Her daughter often sleepwalks, and Rose has been looking for doctors but cannot cure her daughter's disease. Although she has been discouraged, Rose is still unwilling to give up curing her daughter. Her daughter is her life. When her daughter sleepwalks, she always says a name, so she left her husband (played by Sean Bean) and went to a place called Silent Hill. Rose thought she could find the answer to cure her daughter's disease there, but this place was beyond her original imagination. To make matters worse, her daughter disappeared strangely at this time. This place is not like an ordinary town, and the air is filled with suffocating fog. There are not many people living here, but there are many strange creatures living here. Rose looked for her daughter everywhere, but she couldn't find the key. And she often encountered things that she didn't expect, things she had never touched before. Gradually, she learned about the history of this place and learned a secret...