In a future, decimated Earth after the discovery of a mysterious, alien spacecraft dubbed "Orphan". A group of researchers scour the planet for Orphan's disc plates using mecha called "Antibodies" in order to revive the craft, an event that would result in the utter destruction of all lifeforms on Earth. The protagonists Yu Isami and Hime Utsumiya must utilize a special Antibody called "Brain Powerd" to counter the Orphan plans and save humanity.
 | Season 1 Episode 1 Departing from the Ocean's Depths Air Date: 1998-04-08 Duration: 25 min |
| Season 1 Episode 2 Fated Reunion Air Date: 1998-04-15 Duration: 25 min |
| Season 1 Episode 3 Yuu's Battle Air Date: 1998-04-22 Duration: 25 min |
| Season 1 Episode 4 The Hometown Flame Air Date: 1998-04-29 Duration: 25 min |
| Season 1 Episode 5 Friend or Foe Air Date: 1998-05-06 Duration: 25 min |
| Season 1 Episode 6 Double Revival Air Date: 1998-05-13 Duration: 25 min |
| Season 1 Episode 7 Rejection Air Date: 1998-05-20 Duration: 25 min |
| Season 1 Episode 8 At the Port of Call Air Date: 1998-05-27 Duration: 25 min |
| Season 1 Episode 9 Jonathan's Sword Air Date: 1998-06-17 Duration: 25 min |
| Season 1 Episode 10 Temptation of the Plates Air Date: 1998-06-24 Duration: 25 min |
| Season 1 Episode 11 Sister and Brother Air Date: 1998-07-01 Duration: 25 min |
| Season 1 Episode 12 Independent Course of Action Air Date: 1998-07-08 Duration: 25 min |
| Season 1 Episode 13 Stately Surfacing Air Date: 1998-07-22 Duration: 25 min |
| Season 1 Episode 14 Are Souls Solitary? Air Date: 1998-07-29 Duration: 25 min |
| Season 1 Episode 15 Perfect Breakthrough Air Date: 1998-08-05 Duration: 25 min |
| Season 1 Episode 16 The Uninvited Guest Air Date: 1998-08-12 Duration: 25 min |
| Season 1 Episode 17 Beyond the Curtain Air Date: 1998-08-19 Duration: 25 min |
| Season 1 Episode 18 The Depths of Love Air Date: 1998-08-26 Duration: 25 min |
| Season 1 Episode 19 The Moving Mountain Range Air Date: 1998-09-16 Duration: 25 min |
| Season 1 Episode 20 The Governor's Ambitions Air Date: 1998-09-23 Duration: 25 min |
| Season 1 Episode 21 A Problem of Hallucination Air Date: 1998-09-30 Duration: 25 min |
| Season 1 Episode 22 All or Nothing Air Date: 1998-10-14 Duration: 25 min |
| Season 1 Episode 23 Sweet Memories Air Date: 1998-10-21 Duration: 25 min |
| Season 1 Episode 24 Tricking Memories Air Date: 1998-10-28 Duration: 25 min |
| Season 1 Episode 25 Orphan's Hesitation Air Date: 1998-11-04 Duration: 25 min |
| Season 1 Episode 26 Flight Air Date: 1998-11-11 Duration: 25 min |
| Sound | Yoko Kanno | Original Music Composer |
| Crew | Yoshiyuki Tomino | Creator |
| Camera | Youichi Oogami | Director of Photography |
