12x11 Surface Tension
First Aired: Feb. 01, 2017 on CBS
Summary: When a bizarre hieroglyph found under a deceased homeless man’s armpit is the same from previous casualties a few years ago, the BAU is called in to investigate. Also, Reid decides to take his mother out of a clinical study early to bring her home with him,
Dr. Spencer Reid: [closing quotation] "Time moves in one direction, memory in another." - William Gibson.
Dr. Spencer Reid: [opening quotation] "We must remember that Satan has his miracles, too." - John Calvin.