For a fujoshi, time travel and the like are definitely a good thing, but,,,,, good things are hard to come by...
Poor little Su Ran passed through it, passed to HP and became Xiao Baiha, constantly wandering between tragedy and comedy, and was named the "True Tragedy Emperor"...
She protested, but to no avail...
So, this is a cliché story of a tragic collective resisting tragedy but constantly being hit...