Petra Gurin (ペトラ グリン) is a female English-language Virtual YouTuber affiliated with NIJISANJI EN's second wave "OBSYDIA", alongside Selen Tatsuki and Rosemi Lovelock. She's also part of the unit Zuttoღo with Reimu Endou, Enna Alouette and Millie Parfait.

A penguin who spent much time alone in the frosty sea.
Has charm and complex emotions as the stormy sea.