sentences:  The crews of Space Pendragon were tasked to investigate Planet Boris after communications on that planet were mysteriously halted.Arriving on the planet, the crew was astonished to find it inhabited by monsters, with every nearby city destroyed.While forced to wait for reinforcements, the crew must solve the mystery of this planet's background as a monster tamer named Rei, whose past remained mysterious, joined ZAP Spacy in order to learn his past.