A web manga adaptation illustrated by Nemo Kurio has been published on Square Enix's Gangan Online website since February 2023.

She and an ordinary high school boy who stumbles upon her, Mushiki Kuga, are mortally wounded by an enemy.

Saika uses her magic to try and save them, causing Mushiki to inhabit her body and inherit her responsibilities.

[5] A web manga adaptation, illustrated by Nemo Kurio, started on Square Enix's Gangan Online website on February 24, 2023.

[18] In the 2023 edition of Takarajimasha's annual light novel guide book Kono Light Novel ga Sugoi!, King's Proposal ranked 13th in the new work category.