Signal, a robot companion built for Nobuhiko, is attacked by Pulse, one the its creator's previous prototypes. Reprogrammed by Dr. Otoi's mysterious rival, Pulse is loaded down with weapons and sent on a mission by Otoi: steal the most recent robot technology, and obliterate anything that gets in his way.

A woman who has given up on truly loving others and seeking human warmth. Due to a sudden accident in which such a woman is kidnapped, she begins to love a man for the first time. But the man also had the same eyes as me. He too could only lead a rough life, never loving others. The woman begins to love the man seriously, as if her own life is at stake, and the man gradually begins to accept the woman's heart.