The Demon King'S Cowardly Vessel (bestlightnovel-com)

[NOT BL] Remember when you were young, and your parents told you not to touch things that weren 't yours? Well, Juin should have listened to that piece of advice before he touched an antique sword in a museum. Juin, an average human from Earth; a thin, well-known weakling who was afraid of his own shadow and was basic…