The team head to Kansas City where they look into a report of homeless people vanishing from the city's streets.
Robin and Barney feel guilty about their liaison. Their guilt is compounded when they go on a work cruise together with their partners.
The team investigate when seven pairs of dismembered feet wash ashore after a flood, and Brennan works with a forensic podiatrist to match the feet with bodies.
Quarles takes desperate measures to raise some cash, the law catches up with Boyd over Devil's murder and Arlo's loose lips divulge all sorts of secrets.
The team investigate the parentage of a teenage girl who has been contacted by a man claiming to be her father. The squad reopens a case from 1988 involving the hit-and-run death of the teenager originally assumed to be the girl's dad.