Nuku Nuku and the Mystery of the Universe! An Encounter with Michi-Michi, a Mysterious Life Form!.A synthetic bioweapon that can parasitically attach itself to any machine and then arm itself to destroy any moving thing is intentionally let loose with nefarious plot. Nuku nuku tracks down the weapon and then with the paramilitary help takes it down, saving Ryonusuke who was out there for a bike ride. Later, this plot was seemed to be hatched by the young president of the company in a malignant takeover bid.