"The time we met"

What if Katherine had a little sister and they meet klaus Aderina Katherine's sister falls inlove with him or klaus falls inlove with her then she find what he wants to use katerina for and leaves after 500 years she finally sees klaus again and tries running but can't klaus traps katerina and aderina then how it is in the show Damon gets bited by a wolf (im gonna make klaus bited him) and stefan needs to save Damon and then goes with klaus they undagger bekah and so on