I Play Thunder in Soul Society

Travel through Soul Society and awaken the Zanpakutō "Thunder Sound". Kannazuki just wants to live quietly and wait for the drama to pass. But some people don't seem to think so. A stranger came to Seireitei. Aizen remembered his name. --- One sentence summary The story of a social beast who traveled through time and became a god of death, holding a sword called "Thunder Sound", quietly waiting for Aizen's showdown in the Soul Society.