Ryūta Kawabata

Deep-sea archeologist Hiroshi Ibuki is the member of the digging team working at the bottom of the sea hoping to uncover the origins of Earth's existence but instead uncovers a mysterious colony of bacteria which gives off light similar to the Aurora Borealis. The ancient bacteria, once revived, attempt to make the world habitable for themselves - a process that would bring Earth back to its early primal form, killing all current life in the process.

Love Generation revolves around the relationship of the two leading protagonists, Katagiri Teppei and Uesugi Riko, who begin their relationship as squabbling colleagues before falling in love.

Aoki, a naive, gullible young girl, strays towards the party life instead of taking her school work seriously.