Shaun and Lea soon learn that their surprise pregnancy may also come with additional complications. Meanwhile, Doctors Park, Reznick and Allen treat a teen with Gardner's syndrome whose past surgical history jeopardizes the outcome of his current one. 

Shaun invites Aaron to stay with him while he has exterminators at his house and Lea realizes both men have a lot more in common than she realized. Meanwhile, Dr. Morgan Reznick wrestles with a big decision about her career and her personal life.