A new powerful saucer creature has been summoned to earth. Two brothers have an encounter with it, but the police refuse to believe a monster is behind their accident.
Black Terrina arrives on earth, scattering pretty shells down upon Japan. Little to the humans know the evil will behind the pretty objects as they collect them.
Gen meets a friend who he broke up with over selfishness. The newest saucer monster may bring their conflict to the centre stage again.
Tooru mourns his losses and finds a teru teru bozu, unaware it is really Nova in disguise.