Justin is 2 years older than Alex.
Based on information regarding their ages throughout the series, Justin consistently maintains a two-year age gap over his sister, Alex. This is specifically highlighted during Season 3, when Alex is 16 years old and Justin is noted to be 2 years her senior.
Their age progression across different seasons further illustrates this difference:
- In Season 1, Justin is 16 years old.
- By Season 2, he is 17.
- During Season 3, Justin turns 18, while Alex is 16.
- In Season 4, Justin is 19.
This consistent age difference confirms that Justin is precisely two years older than Alex.
| Character | Age in Season 3 | Age Difference from Alex |
|---|---|---|
| Justin | 18 | 2 years older |
| Alex | 16 | - |
