**1. Eyes:**
- The person's eyes are open wide, but not extremely so. This can suggest a heightened state of alertness or surprise. 
- The eyebrows are slightly lowered and drawn together, which can indicate confusion, concentration, or possibly mild frustration.

**2. Mouth:**
- The lips are slightly parted but not in a pronounced manner. This can indicate uncertainty or contemplation. 
- There's a very slight downturn of the corners of the mouth. This subtle expression can suggest sadness, disappointment, or mild displeasure.

**3. Cheeks and Nose:**
- There doesn't appear to be a noticeable flare of the nostrils, which would typically indicate strong emotions like anger.
- The cheeks don't show pronounced tension or relaxation, so they don't add significantly to the emotion reading.

**4. Body Language:**
- The person's head is slightly turned away from the camera but eyes are directed towards it. This can suggest wariness or unease.
- The shoulder that is visible seems to be held normally, without being raised or dropped, which means there isn't an overt sign of tension or relaxation in this regard.

**Conclusions:**
The person in the picture appears to be in a state of mild alertness or surprise, possibly mixed with slight confusion or contemplation. There are subtle signs of displeasure or uncertainty, mainly from the slight downturn of the mouth and the way the eyebrows are drawn together. The body language suggests a certain level of unease or wariness. 

The expression seems to be a mix of spontaneous reactions (like the wide eyes and the downturned mouth). If the person were trying to convey a different emotion to their social environment, there might be more overt or exaggerated features in the expression. The subtlety of the expressions suggests that they are more genuine and less likely to be intentionally displayed for the benefit of observers.