Why you shouldn't mess with time turners

Set after the events of cursed child. Draco gives Hermione the time turner and, in an attempt to destroy it, their minds get sent back to their eleven year old selves. Can they do it all again? Without changing the future? Currently being translated into Chinese! helusen. lofter. com/post/ 1fe4e4e4 12be113fe (remove the spaces)