Shimohara, Georgette and Hikari are out on patrol when they find the whole lake near the base has frozen over!  It's an ice Neuroi!  They engage the enemy, but it's too cold, and freezes their units solid.  The Neuroi then proceeds to freeze the entire base!  With no one else able to launch, it's up to the three of them to take out this frozen foe.
Memories of a lost past? Or an illusion?
verlorene Erinnerungen zurück.
¿era una ilusión o recuerdos 
de un pasado perdido?
¿era una ilusión o recuerdos
de un pasado perdido?
Les souvenirs d’un lointain passé ?
Une illusion ?
era un ricordo di un passato perduto
Memórias de uma parte 
perdida? Ou uma ilusão?