Now that we’ve picked our jaws up from the floor and had time to process Meredith Grey has a sister (yes, another one) we finally get to see them in action. And frankly, it’s not a good look.
Webber catches Alex listening outside an office door. Alex warns him not to go in and makes his escape. So, he wisely glues his ear to the door to eavesdrop on Meredith and Maggie’s showdown.