Soulmates (Grey's anatomy fanfiction)

What if Lexie ruined Dr Shepherd's surgical research? What if Meredith and Lexie don't talk to each other? What if Jackson and April had a baby and lived happily ever after? What if Callie and Arizona never broke up? What if Alex never met Joe, stay as an evil SPAWN but still be the best best friend for Mer?

Things are going to change unexpectedly.