It's the usual reincarnation into another world. The protagonist was a muscular salaryman in his previous life who is a workaholic then he died. He met three gods and they reincarnated him into a new world as a young boy. The protagonist swear that he will live a peaceful life in this life and he began like training slimes as pets. He helped these slimes evolved into different slimes like poison slime, acid slime, cleaning slime etc.
It's the usual reincarnation into another world. The protagonist was a muscular salaryman in his previous life who is a workaholic then he died. He met three gods and they reincarnated him into a new world as a young boy. The protagonist swear that he will live a peaceful life in this life and he began like training slimes as pets. He helped these slimes evolved into different slimes like poison slime, acid slime, cleaning slime etc.