Catherine opens her new medical center but she has a secret that she's keeping from her family.

Catherine entrusts her cancer diagnosis with Tom and Meredith because they are the best that she knows.

There is trouble in paradise for Jaggie when they struggle to communicate with one another.

Richard has to deal with another tragic loss when he loses one of his favorite nurses on the table.

Richard is having a tough time keeping sober after Ollie's death.

Richard checks in on Frankie's baby at the hospital in the middle of a windstorm that has the hospital overwhelmed.

Richard knows that Betty is a recovering addict who is struggling after falling off of her sobriety, and he takes it upon himself to mentor her.

Richard knows that Betty is a recovering addict who is struggling after falling off of her sobriety, and he takes it upon himself to mentor her.

Similarly to previously mentioned characters, Callie also comes from a strictly Catholic Latina background. She has a more difficult coming out process as her father first disowns her after hearing the news, but eventually he learns that no amount of praying will pray the gay away. With the help of her girlfriend Arizona, she's able to truly embrace her sexuality and show us that being gay is not simply a choice.

The Link, Meredith and DeLuca love triangle is heating up.

Link, DeLuca, and Meredith are the latest Grey's Anatomy love triangle.

Deluca opens up to Meredith about his childhood when they are trapped in the elevator.