Janeline Hayes

Derek prepares to perform his first surgery since his breakdown; Owen has a PTSD episode which injures Cristina and puts their relationship in jeopardy.

An extremely intelligent Navy coder, employed by Brody's mum, is put in danger when the heart intended for him is stolen.

Leanne and Max's father go on the search for Ariel. Meanwhile, Noa and Mario are feeling the pressure over their career choices, and Willis continues to help Rox.

Surprises are sparked when Martin stumbles upon a homeless man with a familiar knack for numbers. Elsewhere, Teller pays Jake a visit.