Christina (Jada Pinkett Smith) struggles with the reality that she may lose her close friend David (guest star DB Woodside), whose cancer has returned. But she hopes to wrangle him a spot in a new clinical trial, one that Dr. Tom Wakefield (Michael Vartan) has already promised to another patient. Isabel (guest star Aisha Hinds) tries to get Bobbie's (Suleka Mathew) leg back after selling it on the street. Kelly (Vanessa Lengines) has a difficult time saying goodbye to a longtime patient.
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