Michael Patrick Thornton

Addison clashes with Sam's new girlfriend, Vanessa, over treatment for a patient whose life, and those of her unborn triplets, hangs in the balance.

Violet files for joint custody of Lucas, but Pete hires an attorney and fights back, dragging everyone at the practice into the trial.

When famed neurosurgeon Dr Ginsberg and her team pay a visit to St Ambrose to save the life of Kayla, Addison is shocked to see Derek's younger sister on the team.

Addison, Amelia and Fife try to save Maya and her unborn child, Sam makes a grim discovery and Cooper makes a valiant effort with Charlotte. Later, an unexpected death leaves everyone stunned.

Sam convinces Violet to help plan Maya's wedding when Naomi refuses to take part, tensions between Addison and Sam rise.

The doctors of Oceanside clash when an expectant mother and her husband, desperate to have children, come to them in order to harvest the eggs of their unborn, ill-fated baby.