The surgeons work as a team to free a boy from a hardening block of cement; Izzie helps Alex care for an ailing Rebecca; Meredith and Derek have one last chance at a positive result in their clinical trial.
While suspended from the NYPD, Sherlock investigates the death in suspicious circumstances of a conspiracy theorist.
Cal Lightman and his team assist federal law enforcement in the specialist field of lie detection. Lightman turns his talents to solving a teacher's murder.
As Megan digs deeper to avenge the death of one of their own, Megan realises how important the bond between a parent and daughter is. Megan then goes to her mother, Judge Joan Hunt, to ask for her help.