When Alex Halstead finally gets reunited with her brothers after 10 years of being separated from each other
How is Jay and Will gonna react when their lost sister suddenly gets brought in to the ED of Chicago Med?
Jay witnesses an unhealthy family dynamic and brings his 16 year old sister to live with him. The sweet and innocent girl he remembers is now full of sarcasm and secrets. But there's never a mystery that Jay can't solve, and he's determined to get answers. AU, sisfic.