

A deadly virus known as "Algernon" has attacked humanity. At the forefront of the battle is the mysterious Akamatsu Industries, this undercover organization uses enhanced weapons known as NeuroNoids to battle Algernon. Also helping with their secret efforts is the mysterious mutant who is known as "Betterman."

Apr 2, 1999 - 30m
Keita Aono goes to school one day, and his class happens to have a new student. That student is a girl named Hinoki Sai, Keita's childhood friend. Later, Keita gets himself lost in an amusement park where many people have mysteriously died. Keita catches up with Hinoki, and the two are attacked by a large monster. Who will save them? The being known as Betterman.

Apr 9, 1999 - 30m
Keita learns more about the Akamatsu Corporation and the mysterious figure Betterman.

Apr 16, 1999 - 30m
Keita, Hinoki, and Asami fly overseas, but everyone else on the plane mysteriously disappear. Keita and the gang get attacked by possessed crash test dummies.

Apr 23, 1999 - 30m
No overview available.

Apr 30, 1999 - 30m
No overview available.

May 7, 1999 - 30m
No overview available.

May 14, 1999 - 30m
No overview available.

May 21, 1999 - 30m
No overview available.

May 28, 1999 - 30m
No overview available.

Jun 11, 1999 - 30m
No overview available.

Jun 18, 1999 - 30m
No overview available.

Jun 25, 1999 - 30m
No overview available.

Jul 2, 1999 - 30m
No overview available.

Jul 9, 1999 - 30m
No overview available.

Jul 16, 1999 - 30m
No overview available.

Jul 23, 1999 - 30m
No overview available.

Jul 30, 1999 - 30m
No overview available.

Aug 6, 1999 - 30m
No overview available.

Aug 13, 1999 - 30m
No overview available.

Aug 20, 1999 - 30m
No overview available.

Aug 27, 1999 - 30m
No overview available.

Sep 3, 1999 - 30m
No overview available.

Sep 10, 1999 - 30m
No overview available.

Sep 17, 1999 - 30m
No overview available.

Sep 24, 1999 - 30m
No overview available.

Oct 1, 1999 - 30m
KEITA AND HINOKI BATTLE TO THE BITTER END.