Setsuna no Fuukei

The story of a young man who has inherited the life of his dear friend and a half-beast boy on a journey following the path of the teacher. Sugimoto Setsuna is summoned to another world as the 68th hero, but he's been given up on because of his weak and sickly constitution. However, he meets Kyle, the original hero who has been living for 2,500 years, and ends up inheriting his knowledge, power, and life force... He begins the life he wasn't able to live before and starts a journey around the world, when he comes across an enslaved half-beast boy. Their lively adventure starts here! --- Setsuna Sugimoto's life is forever changed when he's summoned to another world to be a hero. Changed for the worse, that is, as he's quickly tossed aside because of his weak constitution. Fortunately, a former hero named Kyle gives Setsuna another chance at life by passing on his knowledge and strength. Thus, Setsuna embarks on a journey to experience this incredible new world. --- * [Original Web Novel](https://ncode.syosetu.com/s0838a/)