[Rei spots them from a fair distance away, nearly interchangeable from that distance but for their clothing, and approaches hesitantly. As she comes closer, she notices the differences begin to appear - Ribbons has narrower eyes, Hiling has slightly longer hair. When she reaches the spot where they're drawing in the sand, she clears her throat so as not to disturb them.]
Ribbons-san. [Then, more solemn and with a slight bow,] Care-san.