Christopher Cho

After choking on a breakfast sausage, Sheldon refuses to eat solid foods, and he discovers comic books for the first time.

The BAU is called to investigate a series of homicides in which cryptic messages are found inside the mouths of the victims.

Matt and Colleen experience crazy sleepwalking adventures after taking a sleep aid, Jen tells Greg she had a sex dream about a family member, Tim wants to help Sophia get through a slumber party, and John installs a motion-sensor light in the yard.

The investigation into the death of a school teacher leads Rosewood and Villa into the world of human trafficking, and a surprising insight into Slade's past is revealed.