What is why does she stare at me so intensely?

There could be various reasons why someone might stare at you intensely. Here are some possibilities:

1. Interest or Attraction: If someone finds you attractive or intriguing, they might look at you more intently.

2. Curiosity: They could be curious about you, especially if you are new to a particular environment or group.

3. Thinking or Daydreaming: Sometimes people look in a direction unconsciously while deep in thought and may not realize they are staring.

4. Communication: Intense eye contact can be a sign that the person is trying to communicate something important or gauge your reactions.

5. Discomfort or Disapproval: It's possible that the person is bothered by something you've done or said and is focusing on you as a result.

6. Cultural Differences: In some cultures, prolonged eye contact is more common and might simply be a cultural norm.

7. Assessing You: They might be trying to read your body language or intentions, either consciously or subconsciously.

8. Health Reasons: In rare cases, someone might have a condition that affects their ability to control their gaze.

Context is important to understand the reasons behind someone's intense gaze. It could be helpful to consider the surrounding circumstances and, if appropriate, ask the person directly to clarify any misunderstandings.