1. They both get rid of the past.
You know, like elsa gets rid of her past by her crown and jack get rid of his past by his memories in his teeth.
2. They both have sisters, they saved them.
3. They have sister and their sisters is younger. Their sister's even have brown hair both.
4. They're both alone in the past.
Like, jack cant be seen by anyone in the past. Elsa too. She cant be seen by anyone because she's locked up in here room for years.
5. The cold never bothered them anyway.
6. They love winter and kids.
