When paramedics rush in with a stabbing victim,
Villanueva is stunned to realize that the patient is his own
son, Nick (guest star Denzel Whitaker). Now it's up to Sydney
and Hooten to save the young man. With Ty's help, Sung attempts
to restore a concert violinist's perfect pitch by removing an
astrocytoma that is pressing on the musician's brain. And Buck
receives a strange request from the donor in a failed kidney
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