Keenly perceptive Theo sees shades of herself in a troubled young patient, a girl who’s haunted by the menacing grin of “Mr. Smiley.”

Jane finds it hard to avoid Rafael after her friends take her to one of his clubs.

Sheldon learns of an impending change in his living arrangements and decides to revert back to 2003, a simpler time before he met Leonard and Penny. Also, Howard and Raj…