Based on the criteria provided, the story has elements both of emotional depth and reflection, but it lacks intense tragedy or strong comedic elements. Here is the evaluation:

**Tragedy Degree:**
The story has some tragic elements, such as the emotional farewell between Marissa's grandmother and Samuel due to family pressures, and the hidden past that Marissa uncovers. However, the story doesn't delve into profound tragedy with a strong emotional impact. 

**Comedy Degree:**
The story has very light-hearted elements, such as Marissa's curiosity and the sense of gratitude she feels at the end. The overall tone is more reflective and poignant rather than comedic or joyful.

Hence, the evaluations are as follows:

**Tragedy Degree: 4** 
**Comedy Degree: 3**

Here is the output in JSON format:

```json
{
  "TragedyDegree": 4,
  "ComedyDegree": 3
}
```
