Nagara, Nozomi, Asakaze, and Rajdhani continue searching for new worlds. Students start going missing, and their bodies are found "frozen" into black shells, so Pony asks Mizuho to look into the matter. Mizuho reveals a surprise about her power to Nagara.
"Now there's a fourth! We're SOL!" 
"!حادثة رابعة! لسوء حظنا"
Damit sind es schon vier!
Das ist das Ende …
Buhuu :-P
YA SON CUATRO. ESTAMOS ACABADOS.
IL Y EN A UN QUATRIÈME ! ON EST MAL !
-TEM OUTRO!
-TÁ PIOR!