One day, a girl who just got her license takes her car out to drive. While driving she accidentally runs over and kills a snake. That night when she's in her room she sees a strange shadow moving near her lamp. The next day she is pronounced dead at a hospital. An autopsy of her reveals that she had been poisoned.
Calm Waters
Somebody who never follows anyones advice sees glowing mushrooms in the woods and decides to eat them. A few minutes later she is hallucinating. While stuck in this bizarre world two days pass and she realizes she needs to drink and eat or she will die. In her hallucination a lake appears in the woods, and then the hallucination goes away. She wakes up in the normal worlds woods, but a lake stands in front of her where she remembers there never was a lake, and it's not a hallucination, it's real, almost like she had made it appear.