In an underground shelter-city encased in ice, Setsuna meets a young girl named Rinne and begins helping her with a mysterious invention. It can apparently help save the world, but its true nature is unclear. Meanwhile, the city itself will very soon perish.
They won't find us in my secret room.
لن يجدونا في غرفتي السرّية
In meinem Geheimraum
finden sie uns nicht.
No nos encontrarán en mi cuarto secreto.
No nos encontrarán en mi cuarto secreto.
Ils ne devraient pas nous trouver
dans ma pièce secrète.
Nella mia stanza segreta non ci troveranno.
Eles não vão nos encontrar
na minha sala secreta.
Мою секретную комнату
они найти не должны.