A full moon brings in unusual cases; Benton confronts his mother's condition; Ross and Greene are called in to meet the new chief.
A baby's death shakes Lydia to her core; Sammy is questioned about his altercation with Tammi; Cooper seeks solace in Hicks; Ben grows more involved with Brooke while continuing to see Elena.
Peggy suspects a woman at the beauty parlor of having an affair with Al.