Official description from The CW:
STANDING FIRM OR TRYING TOO – When a drug impaired patient in the ER embarrasses Emily, making her the laughing stock of the hospital, she tries to take Dr Bandari’s advice to be tougher. Emily and Will discover that their teenage patient needs a partial liver transplant, but when neither parent is a match, a shocking secret is revealed. Meanwhile, Cassandra tries to get some intel on Will by being nice to Emily, while Tyra sets Emily up on a date with her ex without Emily’s knowledge. Harry Lennix guest stars. Howard Deutch directed the episode written by David Babcock.