Although the start is a bit slow, thé characters are well developped and the story and feeling about it is quite cherry. No romance for now, however it's not really needed here, I think.
My Clones Cultivated Low Grade Martial Arts Until They Became Immortal Martial Arts
It has a great setting, only the description of the world where MC lives in not really complete as of now. There is no evident plot either, story simple unfold quietly for now, which I found unjoyable.