Ichiro Kuga, a struggling shōjo manga artist, unexpectedly becomes the guardian of his younger siblings after their father's death.

Facing low sales and looming deadlines, his situation seems dire until Shiori Goshiki, a talented novice artist, becomes his assistant.

Written and illustrated by Gido Amagakure [ja], A Galaxy Next Door started in Kodansha's seinen manga magazine Good!

[15][16] In January 2023, television drama adaptation was announced, with Yoshihito Okashita, Izuru Kumasaka, Masayuki Kokuryō serving as directors.

It is produced by Asahi Production and directed by Ryuichi Kimura, with scripts written by Gigaemon Ichikawa, and character designs handled by Fuyuka Ōtaki.