Letty, Han, Roman, and Tej are all members of Dominic Toretto's crew, and he frequently refers to them as his family in the Fast & Furious franchise.

Mia: Dom is like gravity, everything just got pulled to him...even you. Brian: No. The only thing that pulled me in is you, being friends with your brother is just a bonus.

Forget this series’ confusing chronological timeline. This is the one true order to watch these movies in.