Witnesses report a huge snake monster in a dungeon near the city. The king sends the cadets to investigate. However, Alka, Micona, and the mysterious Sou all get involved for their own reasons.
Huh? Oh, yeah, I guess I made
an apron out of Vritra's skin,
،نعم، أعتقد أنني صنعت مئزرًا من جلد فريترا
¿Qué? Ah, sí, supongo que hice
un delantal con la piel de Vritra,
Eh? Oh, giusto, avevo fatto 
un grembiule con la pelle di Vritra,
Hein? Sim, eu fiz um acessório
com a pele do Vritra,