World Teacher: Isekaishiki Kyouiku Agent

Sirius is one of the best special agents that his generation has ever seen, but he gets KIA in an effort to save his colleagues. Fortunately for him, he gets reincarnated after his death, and now he’s a young boy in a completely different world!

One of Sirius’ unfulfilled tasks in his previous life was to pass on his knowledge and experi...