Meet the Caswell twins! When Summer meets Ethan in Space Club, he immediately wants to be friends, while Summer keeps her distance. But after the passing of her grandmother Minthe, Ethan makes it his mission to cheer her up, and the two quickly become friends. Through this, Summer learns that him and his girly, outgoing twin sister Amelia are both descendants of aliens as well! With a shared love of space and their alien heritage, these three are bound to be friends for life! #kelseynotsoberry