What if Lucy and Tim knew each other already and were dating

Tim finds out about Lucy's sh.

What if things went different by the talk about the kiss in 4x22?

they have to go uc as Jake and Sava but the twist is Sava is pregnant

Tim and lucy were friends in kindergarten but in high school lucy had to move to LA after Tim finished graduation he moved there to look for her but failed, he became a cop just like they both dreamed off being and 3 years later lucy was joining, they still don't know who each other are til a long time later when Tim see's the friendship necklace she was wearing. they soon fall in love and there may be some smut so be aware

lucy is staying the night at Tim's after Jackson's death but they both question their friendship/relationship

Lucy caught Chris cheating then she finds a handsome muscular Man.