"Grey's Anatomy" Season 21, Episode 6 sets the stage for the exit of Levi Schmitt and Mika Yasuda, who are expected to leave this season

Dozens of doctors have come and gone from Grey Sloan Memorial Hospital over the years, but Grey’s Anatomy viewers have never seen a double exit quite as heartbreaking as what’s to come. Who’s leaving Grey’s Anatomy in Season 21?

Teddy then spent the night getting to know Cass Beckman (Sophia Bush), a trauma surgeon at Seattle Presbyterian, which led to the pair sharing an unexpected kiss.Levi Schmitt (Jake Borelli) questioned his career path — and future in Seattle — while Jo Wilson (Camilla Luddington) struggled to find a work-life balance while being pregnant with twins.

This story includes spoilers from Grey's Anatomy season 21, episode six, "Night Moves."] Sophia Bush made her Grey's Anatomy debut in Thursday night's episode. In the latest episode of season 21,

Sophia Bush has officially scrubbed in to Grey’s Anatomy, where her character wasted no time getting entangled with the messy love lives of the doctors.