Majin Bone Season 1 Episode 25 Cerberus

A warrior of Nepos, Cerberus, has succeeded in recovering a Bone from a certain planet. He's a merciless Eques, willing to go to any lengths to recover Bones, even kill all life on a planet. He returns to Nepos Angelis and begins setting things in motion. Meanwhile, Shougo is supposed to write about his strengths and weaknesses for a student-teacher conference questionnaire, but he doesn't know himself very well, and doesn't know what to write.