I was chased by someone who I think was a vampire. I started off hiding in a tree and ran around in a forest with dead trees. I was then chased into a school building where the person chased me through a corridor
This dream could represent feeling threatened or pursued by someone or something that you perceive as dark or dangerous. In this case, the vampire may symbolize an aspect of your subconscious mind or a person in your waking life who is causing you anxiety or stress.
The dead trees in the forest may represent a feeling of lack of vitality or a sense of despair. The school building may indicate a feeling of being trapped or a need to learn and grow from the experience.
Overall, this dream may be a reflection of your subconscious mind processing feelings of fear or insecurity in your waking life. It may be helpful to reflect on these feelings and identify any external sources of stress that could be contributing to them.