[In that case, Lusamine holds her hand right out for Elda.]

Families tend to be rather centralized where I come from. Perhaps in the older days, there were branches. Of course, in Alola, most people consider and call just about anyone family. It's an unusual phenomenon of familiarity, but perhaps it is simply the level of closeness that is encouraged that acts as a surrogate.

[Shrug.]

Blood of the covenant, or something to that effect. I find it rather silly.