Ko, a slightly eccentric high school student, enjoys solo camping and dreams of traveling the world one day. But everything changes when he’s suddenly caught up in his classmates’ summoning to another world. Rather than being treated as a mere “extra,” he decides to leave the royal palace behind and pursue his dreams — combining his survival skills from Earth with newfound magical powers! His very first journey takes place... in another world!? Thus begins the carefree isekai slow life of the strongest survivalist high schooler!