The protagonist discovered that they were in an alternate "game-like" environment and had transformed into a sword embedded in the ground within a dense forest filled with dangerous creatures. However, this changed when they encountered a feline character who was moments away from being devoured by a bear-like beast.
Tensei shitara Ken deshita was initially released as a web novel on the user-generated site Shousetsuka ni Narou in October 2015. Micro Magazine acquired the rights to the series under the GC Novels imprint and began publishing volumes in July 2016.On May 30th, a limited edition fifth volume was released and bundled with a drama CD with voices provided by Satoshi Hino and Inori Minase, among others.Tensei shitara Ken deshita has been published digitally in English as Reincarnated as a Sword by Seven Seas Entertainment since May 2, 2019, and in print since August 6, 2019.